NEET Practice papers
Monday, April 15, 2024
Thursday, March 7, 2024
Teacher's In-Service Training Study Material
For Study Purpose Only
Junior College Teacher's In-Service Training
(12 and 24 Years)
To download Click the LinkЁЯСЗ
https://drive.google.com/drive/folders/1FAaYA6EXtCjfmfMA-Qk2xaNRttoBG9Ot
Sunday, February 25, 2024
12th PHYSICS IMP
PRACTICE QUESTIONS
FOR MAHARASHTRA
HSC BOARD
CHAPTER 11 TO 16
Chapter 11. Magnetic Materials
1. Explain the directional characteristic of a bar magnet. State its use.
2. Obtain an expression for orbital magnetic moment of an electron revolving about the nucleus of an atom.
OR
Show that orbital magnetic moment of an electron revolving about the nucleus of an atom is proportional to its angular monmentum
3. State formula for gyromagnetic ratio. Find the gyromagnetic ratio of Electron. ( Given: me = 9.1 ×10⁻³¹kg, and e= 1.6 × 10⁻¹⁹ C).
4. What is the gyromagnetic ratio of an orbital electron ? State its dimensions and the SI unit.
5. State the vector form of the formula of orbital magnetic moment of an electron revolving about the nucleus of an atom. State why it is Negative?
6. Obtain the expression for Bohr Magneton. State its value with unit.
7. Explain magnetization of a material.
8. Define magnetization. State its dimensions and the SI unit. OR
Define magnetization. State its formula and SI unit.
9. Define magnetic intensity. State its dimensions and the SI unit.
10. What is the magnetic susceptibility of a medium?
11. Is magnetic susceptibility a dimensionless quantity? Why?
*************
CHAPTERR 12. ELECTROMAGNETIC INDUCTION
1) Express Faraday-Lenz’s law of electromagnetic induction in an equation form.
2) Determine the motional emf induced in a straight conductor moving in a uniform magnetic field with constant velocity.
3) Find an expression for the power expended in pulling a conducting loop out of a magnetic field.
4) What are eddy currents? State applications of eddy currents.
5) Explain and define the self inductance of a coil.
6) State and define the SI unit of self inductance. Give its dimensions.
7) Obtain an expression for the self inductance of a solenoid.
8) Derive the expression for the energy stored in the magnetic field of an inductor.
9) Obtain an expression for the self inductance of a solenoid.
10) Explain and define mutual inductance of a coil with respect to another coil.
11) Show that the mutual inductance for a pair of inductively coupled coils/circuits of self inductances L1 and L₂ is given by M = K√L1L₂ , where K is the coupling coefficient.
12) What is a transformer? State the principle of working of a transformer.
13) Describe the construction and working of a transformer with a neat labelled diagram.
14) Distinguish between a step-up and a step-down transformers.
IMPORTANT PRACTICE QUESTIONS 12 TH PHYSICS
HSC MAHARASHTRA BOARD 2024
Chapter 6 to 10
Chapter 6. Superposition of Waves
1. Equation stationary wave on stretched string and condition of nodes and antinodes ?
2. State the properties of Stationary wave.
3. Distinguish between a) progressive wave and stationary wave
b) Free and Force vibration?
4. Obtain the expression for the frequency of the first three modes of vibration of stretched string between two rigid support with the help of neat labelled diagram. Hence show that all harmonics are present in these vibrations.
5. Draw the neat labelled diagram of the first three modes of vibration of air column in a pipe open at one end (or closed at one end).
Obtain the formule for the frequency of the first three modes of vibration of air column in the same pipe. Also in this case show that odd harmonics are present.
6. Obtain an expression for the frequency of the first three modes of vibration of air column in the pipe open at both end with neat labelled diagram. Also in this case show that even harmonics are present.
7. Show that the fundamental frequency of vibration of the air column in a pipe open at both ends is double that of a pipe of the same length and closed at one end.
8. Two organ pipes closed at one end have the same diameters but different lengths. Show that the end correction at each end is where the symbols have their usual meanings.
9. What are beats? Define (1) the period of beats (2) beat frequency.
10. Explain the production of beats and deduce analytically the expression for beat frequency.
OR
Discuss analytically the formation of beats and show that
(1) the beat frequency equals the difference in frequencies of two interfering waves
(2) the waxing and waning occur alternately and with the same period.
11. Explain any two applications of beats.
###*********###
Chapter 7. Wave Optics
1 Give a brief account of Huygens’ wave theory of light. State its merits and demerits.
2. State Huygens’ principle.
3. Explain the construction and propagation of a plane wavefront using Huygens’ principle.
4. Explain the construction and propagation of a spherical wavefront using Huygens’ principle.
5.Explain the phenomenon of polarization of light by reflection.
OR
Explain Brewster’s law.
6. Describe with a neat labelled ray diagram the Fraunhofer diffraction pattern due to a single slit. Obtain the expressions for the positions of the intensity minima and maxima. Also obtain the expression for the width of the central maximum.
7. In Young’s double-slit experiment, a glass slide of refractive index ng and thickness b is placed in front of one of the slits.
What happens to the interference pattern and fringe width ?
Derive an expression for the positions of the bright fringes in the interference pattern.
8. State and explain Rayleigh’s criterion for minimum resolution.
###********###
PART 4
Chapter 8. Electrostatics
1.Obtain an expression for the electric field intensity at a point outside a charged conducting spherical shell.
Hence, obtain an expression for the electric intensity
(i) on the surface of (i.e. just outside) the spherical conductor.
(ii) inside the spherical conductor.
2. Obtain an expression for the electric field intensity at a point outside an infinitely long charged cylindrical conductor.
3. Obtain an expression for the electric field intensity at a point outside a uniformly charged thin infinite plane sheet.
4. Obtain an expression for the electric potential energy of a system of two isolated point charges.
5. Obtain an expression for the electric potential at a point due to an isolated point charge.
6. Derive an expression for the electric potential at a point due to a short electric dipole. Hence, write the expression for the electric potential at a point
(i) on the dipole axis
(ii) on the dipole equator.
7. Derive an expression for the potential energy of a system of two point charges.
8. Obtain an expression for the potential energy of a configuration of N point charges.
9. Derive an expression for the electric potential energy of an electric dipole in a uniform electric field.
OR
Derive an expression for the total work done in rotating an electric dipole through an angle ╬╕ in a uniform electric field.
10. Derive an expression for the effective or equivalent capacitance (capacity) of a combination of a number of capacitors connected in series. OR
Derive an expression for the effective capacitance of three capacitors connected in series.
11. Explain the effect of a dielectric on the capacitance of a isolated charged parallel-plate capacitor.
Hence, show that if a dielectric of relative permitivity (dielectric constant) k completely fills the space between the plates, the capacitance increases by a factor k.
12. Show that the energy of a charged capacitor is 1/2 CV². Also, express this in other forms.
OR
Derive an expression for the energy stored in a charged capacitor. Express it in different forms.
###********###
Chapter 9. Current Elecricity
1 State Kirchhoff’s first law or current law or junction law.
2. What is the sign convention used for Kirchhoff’s first law? Explain with an example.
3. What is the sign convention used for Kirchhoff’s first law? Explain with an example.
4. What is the sign convention used for Kirchhoff’s second law ? Explain with an example.
5. Obtain the balancing condition in case of Wheatstone’s network.
6. Explain with the help of neat circuit diagram, how you determine the unknown resistance by using a meter-bridge.
7. Describe how a potentiometer is used to compare the emfs of two cells by combination method.
8. Describe with the help of a neat circuit diagram how you will determine the internal resistance of a cell by usinhg a potentiometer.
9. State the advantages of a potentiometer over a voltmeter.
10. Explain how a moving-coil galvanometer is converted into an ammeter. Derive the necessary formula.
11. Explain how a moving-coil galvanometer is converted into a voltmeter. Derive the necessary formula.
12. Distinguish between an ammeter and a voltmeter.
###*********####
PART 5
Chapter 10. Magnetic Fields due to Eletric Current
1 (a) State the factors which the magnetic force on a charge depends upon and write its vector cross product relationship.
(b) Hence state the expression for the Lorentz force on a charge due to an electric field as well as a magnetic field.
(c) Hence discuss the magnetic force on a charged particle which is
(i) moving parallel to the magnetic field (ii) stationary.
2. Define the SI unit of magnetic induction from Lorentz force.
3. Obtain an expression for the magnetic force acting on the straight wire carrying a current. Also extend this formula for a wire of arbitrary shape.
4. Derive an expression for the net torque on a rectangular current-carrying loop placed in a uniform magnetic field with its rotation axis perpendicular to the field.
5. Describe the construction of a suspended-type moving-coil galvanometer with a neat labelled diagram.
6. State working of a moving- coil galvanometer (suspended-coil type).
7. State the Bio-Savart law (Laplace law) for the magnetic induction produced by a current el-ement. Express it in vector form.
8. Using Biot-Savart’s law, obtain the expression for the magnetic induction near a straight infinitely long current-carrying wire.
9. Show that currents in two long, straight, parallel wires exert forces on each other. Derive the expression for the force.
OR
Derive an expression for the force per unit length between two infinitely long parallel conductors carrying current and hence define the ampere.
10. Obtain an expression for the magnetic induction produced by a current in a wire in the shape of a circular arc at its centre of curvature.
Hence obtain an expression for the magnetic induction at the centre of a circular coil carrying a current.
11. Derive an expression for the magnetic induction at a point on the axis of a circular coil carrying a current.
12. State and explain Ampere’s circuital law.
13. Using Ampere’s law, obtain an expression for the magnetic induction near a current-carrying straight, infinitely long wire.
14. Using Ampere’s law, derive an expression for the magnetic induction inside an ideal solenoid carrying a steady current.
15. Using Ampere’s law, derive an expression for the magnetic induction inside an ideal toroid carrying a steady current.
###********###
12th PHYSICS IMP PRACTICE QUESTIONS - 2024
Chapter 1 To 5
FOR MAHARASHTRA HSC BOARD
Sunday, February 18, 2024
HSC PHYSICS - TIPS 25
HSC PHYSICS - TIPS 25
## IMPORTANT PRACTICE QUESTIONS FOR HSC BOARD EXAM 2024— Click the Links
1) For Chapter 1 to 5
https://ravindrawaykolesciphy.blogspot.com/2024/02/12th-physics-imp-practice-questions.html
2) For Chapter 6 to 10
https://ravindrawaykolesciphy.blogspot.com/2024/02/important-practice-questions-12-th.html
3) For Chapter 11 to 16
https://ravindrawaykolesciphy.blogspot.com/2024/02/12th-physics-imp-questions-for.html
****************************
HSC (12 рд╡ी) Physics рдк्рд░рд╢्рдирдкрдд्рд░िрдХा рд╕ोрдбрд╡िрддाрдиा рдШ्рдпाрд╡рдпाрдЪी рдХाрд│рдЬी
HSC рд╡िрдж्рдпाрд░्рде्рдпांрд╕ाрдаी рд╡िрд╢ेрд╖ рдоाрд░्рдЧрджрд░्рд╢рдирдкрд░ рд╕ुрдЪрдиा
HSC Board рдЪा Physics paper рд╕ोрдбрд╡िрддाрдиा рд╡िрдж्рдпाрд░्рде्рдпांрдиी рдЦाрд▓ीрд▓ рдЧोрд╖्рдЯी рд╡िрд╢ेрд╖ рд▓рдХ्рд╖ाрдд рдШेрд╡ूрди Paper рд╕ोрдбрд╡ाрд╡ा.
# Board Physics paper рдЪ्рдпा 15 рджिрд╡рд╕ांрдкूрд░्рд╡ी рдХाрдп рдХрд░ाрд╡े-
15 Days before HSC EXAM
1] рдк्рд░рдд्рдпेрдХ Chapter рдордзीрд▓ рдЦाрд▓ीрд▓ рд╕рд░्рд╡ рдоुрдж्рджे (Points) Revise рдХрд░ाрд╡ीрдд.
рдЦाрд▓ीрд▓ рд╕рд░्рд╡ рдоुрдж्рджे рд╕рдордЬाрд╡ूрди рдШेрдКрди рд▓рдХ्рд╖ाрдд рдаेрд╡ा рдЖрдгि рдкाрда рдХрд░ा.
Definitions, State the Laws, Rules, Theorems, Principals , Statements, formulae, Equations, Units, Dimensions, Significance of – ve sign, Sign conventions, Properties/ Characteristics, Examples, Illustrations,Uses, Applications, Types, Processes, Advantages, Disadvantages, Merits, Demerits, Assumptions, Postulates, Limitations, Analogy, Truth Tables, Short note, Distinguish/ Differences between, Infer, Similarities,
2] рдЖрдХृрдд्рдпांрд╡िрд╖рдпी (Diagrams) рдорд╣рдд्рдд्рд╡ाрдЪे:
Diagram pencil рдиे geometric box рдЪा рд╡ाрдкрд░ рдХрд░ूрди рдХाрдвाрд╡्рдпाрдд.
Textbook рдордзीрд▓ рд╕рд░्рд╡ diagrams рдЪा рд╕рд░ाрд╡ рдХрд░ूрди рддрдпाрд░ рдХрд░ा/рд▓рдХ्рд╖ाрдд рдаेрд╡ा. Diagrams рд╡ेрдЧрд╡ेрдЧрд│्рдпा рдк्рд░рдХाрд░рдЪ्рдпा рд╡िрдЪाрд░рд▓्рдпा рдЬाрдК рд╢рдХрддाрдд. рдЬрд╕ेрдХी,
General /Science diagram, Vector diagram, FBD ( free body diagram), Vertical section/ Top view/ Side view diagrams, Schematic diagram, Constructional diagram, Mechanical Set-up diagram, Experimental Set-up diagram, Ray diagram, Energy flow diagram, Geometrical diagram, Internal structure of instrument, Schematic structure, Circuit diagram, Block diagram, Symbols, Circuit symbol, Graphs, p- V diagram, Wave form, Phasor diagram рдЗрдд्рдпाрджि рд╕рд░्рд╡ рдмाрдмी.
3] Derivations рд╕ोрдбрд╡िрддाрдиा —
Related diagram pencil рдиे geometric box рдЪा рд╡ाрдкрд░ рдХрд░ूрди рдХाрдвाрд╡ी. Diagram рд╡рд░ूрди Description/ Explanation рд▓िрд╣ाрд╡े. Derivation рдХрд░рдг्рдпाрд╕ाрдаी рдЖрд╡рд╢्рдпрдХ рдд्рдпा Physics, Maths formula, Geometry, Trigonometry рдЪा steps рдордз्рдпे рдпोрдЧ्рдп рд╡ाрдкрд░ рдХрд░ाрд╡ा. рдиंрддрд░ final formula, equation, relation derive рдХрд░ूрди box рдордз्рдпे рд▓िрд╣ाрд╡े.
4] рдПрдХ рдЖрдгि рджोрди рдоाрд░्рдХ्рд╕рдЪ्рдпा рдк्рд░рд╢्рдиांрдЪा рдЬाрд╕्рддीрдд рдЬाрд╕्рдд рд╕рд░ाрд╡ рдХрд░ाрд╡ा.
#рд╣े рд▓рдХ्рд╖ाрдд рдаेрд╡ा:
рдк्рд░рд╢्рдирдкрдд्рд░िрдХा 4 Section рдордз्рдпे рд╡िрднाрдЧीрдд рдХेрд▓ेрд▓ी рдЖрд╣े. (Sections– A, B, C & D). рдк्рд░рд╢्рдирдкрдд्рд░िрдХा рд╕ुрд░ुрд╡ाрддीрд▓ा General Instructions рджिрд▓ेрд▓्рдпा рдЕрд╕рддाрдд. рдд्рдпांрдиा рдХाрд│рдЬीрдкूрд░्рд╡рдХ рд╡ाрдЪाрд╡्рдпाрдд.
5] Section A рдордз्рдпे Q. 1 рдЕंрддрд░्рдЧрдд 10 MCQ ( 7 Theory + 3 Numerical problems рдЖрдгि Q. 2 рдордз्рдпे 8 V.S.A.( 6 Theory + 2 Numerical problems рдЕрд╕рддाрдд. рдЕрд╕े рдПрдХूрдг 18 рдоाрд░्рдХ्рд╕рдЪे рдк्рд░рд╢्рди рдЕрд╕рддाрдд.
6] Section B рдордз्рдпे Q. 2 рддे Q. 14 рдЕंрддрд░्рдЧрдд 2 Marks рдЪे рдПрдХूрдг 12 рдк्рд░рд╢्рди 7 Theory + 5 Numerical problems рдЕрд╕рддाрдд рдд्рдпाрдкैрдХी 16 рдоाрд░्рдХ्рд╕рдЪे 8 рдк्рд░рд╢्рди compulsory рд╕ोрдбрд╡ाрдпрдЪे рдЕрд╕рддाрдд.
7] Section C рдордз्рдпे Q. 15 рддे Q.26 рдЕंрддрд░्рдЧрдд 3 Marks рдЪे рдПрдХूрдг 12 рдк्рд░рд╢्рди 7 Theory + 5 Numerical problems рдЕрд╕рддाрдд. рдд्рдпाрдкैрдХी 24 рдоाрд░्рдХ्рд╕рдЪे 8 рдк्рд░рд╢्рди compulsory рд╕ोрдбрд╡ाрдпрдЪे рдЕрд╕рддाрдд.
8] Section D рдордз्рдпे Q. 27 рддे Q 31 рдЕंрддрд░्рдЧрдд 4 Marks рдЪे 2 рдк्рд░рд╢्рди pure Theory questions рдЖрдгि 3 рдк्рд░рд╢्рди (2 рдоाрд░्рдХ्рд╕ theory + 2 рдоाрд░्рдХ्рд╕ Numerical problems) рдо्рд╣рдгрдЬे 4 рдоाрд░्рдХ्рд╕рдЪेрдЪ рдЕрд╕рддाрдд. рдд्рдпाрдкैрдХी 12 рдоाрд░्рдХ्рд╕рдЪे рдХोрдгрддेрд╣ी 3 рдк्рд░рд╢्рди compulsory рд╕ोрдбрд╡ाрдпрдЪे рдЕрд╕рддाрдд.
9] рд╡рд░ीрд▓ рдк्рд░рд╢्рдиांрдЪी рдЧुрдгрд╡िрднाрдЧрдгी рдкाрд╣рддा 1 рд╡ 2 рдЧुрдгांрдЪ्рдпा рдк्рд░рд╢्рдиांрдЪी рддрдпाрд░ी рдХेрд▓ी рдЕрд╕рддा рдПрдХूрдг 46 рдоाрд░्рдХ्рд╕ рдоिрд│ू рд╢рдХрддाрдд.
## Numerical Problems рд╡िрд╖рдпी рдХाрд╣ी:
Numerical Problems рд╕ोрдбрд╡िрдг्рдпाрдЪे рддंрдд्рд░ рдЖрдгि рдоंрдд्рд░
Textbook рдордзीрд▓ рд╕рд░्рд╡ Physics concept/Terms рдЖрдгि Formulae рдЪा рдЕрдн्рдпाрд╕ рдХрд░ूрди рддी рд▓рдХ्рд╖ाрдд рдаेрд╡ाрд╡ीрдд.
Numerical problems (Solved and Unsolved from Exercise)рдЪाрдЪ рдЬाрд╕्рдд рд╕рд░ाрд╡ рдХрд░ा. рдЕрдзिрдХрдЪी Practice рд╣ोрдг्рдпाрд╕ाрдаी рдЗрддрд░рд╣ी рдЕрдзिрдХृрдд рдкुрд╕्рддрдХाрддीрд▓ problem рд╕ोрдбрд╡рдг्рдпाрдЪा рд╕рд░ाрд╡ рдХрд░ाрд╡ा.
Numerical Problems рд╕ोрдбрд╡िрддांрдиा рдХрд╕े рд▓िрд╣ाрд╡े: Numerical Problems Presentation in Answer sheet
рджिрд▓ेрд▓े Numerical Problem рдХाрд│рдЬीрдкूрд░्рд╡рдХ рдиीрдЯ рд╡ाрдЪाрд╡ा. рдд्рдпाрдд рджिрд▓ेрд▓्рдпा physical quantities рдЪ्рдпा values note рдХрд░ाрд╡्рдпा. рдд्рдпांрдиा рдЧрд░рдЬेрдиुрд╕ाрд░ рдПрдХाрдЪ system of unit рдордз्рдпे рдЖрдгाрд╡्рдпाрдд. рдд्рдпाрддीрд▓ рдЕрдЯी рд╡ाрдЪूрди mathematical expression рдордз्рдпे рд░ुрдкांрддрд░ीрдд convert рдХрд░ूрди рдШ्рдпाрд╡्рдпाрдд. Problem рд╕ोрдбрд╡рдг्рдпाрд╕ाрдаी рдХोрдгрддा Physics concept рд▓ाрдЧेрд▓ рдпाрдЪा рдиीрдЯ рд╡िрдЪाрд░ рдХрд░ाрд╡ा.
рд╕ंрдмंрдзिрдд Physics formula рд▓िрд╣ाрд╡ा. рдд्рдпाрдд values substitute рдХрд░ाрд╡्рдпाрдд. рдиंрддрд░ рд╕рд╣рдЬрдкрдгे simplify рдХрд░рддा рдпेрдд рдЕрд╕ेрд▓ рддрд░рдЪ рдХрд░ाрд╡े. рдЧрд░рдЬेрдиुрд╕ाрд░ Log calculations рдХрд░ाрд╡े. рд╢ेрд╡рдЯी Answer рд▓िрд╣ूрди рдпोрдЧ्рдп unit рдж्рдпाрд╡े. рдЙрдд्рддрд░рд▓ा Box рдХрд░ाрд╡ा.
## рдк्рд░рд╢्рдирдкрдд्рд░िрдХा рд╕ोрдбрд╡िрдг्рдпाрдЪा рд╕рд░ाрд╡:
рдоाрдЧीрд▓ 5 рд╡рд░्рд╖ाрдЪ्рдпा HSC Board рдЪ्рдпा (Feb/ July exam) рдк्рд░рд╢्рдирдкрдд्рд░िрдХा рд╕ोрдбрд╡ाрд╡्рдпाрдд. рдЕрдзिрдХ рд╕рд░ाрд╡ाрд╕ाрдаी 5 рд╕ॅрдо्рдкрд▓ рдкेрдкрд░्рд╕ рдХिंрд╡ा рдоॉрдбेрд▓ рдкेрдкрд░्рд╕ рдШрдб्рдпाрд│ рд▓ाрд╡ूрди рд╡ेрд│ेрдд рд╕ोрдбрд╡ाрд╡ेрдд рдЖрдгि рдЖрдкрд▓्рдпा рд╡िрд╖рдп рд╢िрдХ्рд╖рдХांрдХрдбूрди рдд्рдпा рддрдкाрд╕ूрди рдШ्рдпाрд╡्рдпाрдд. (рдкेрдкрд░ рдХрд╕ा рд▓िрд╣ाрд╡ा рд╣े рд╕рдордЬूрди рдШेрдг्рдпाрд╕ाрдаी рд╕ुрд░ुрд╡ाрддीрд▓ा рджोрди рдХिंрд╡ा рддीрди рдкेрдкрд░ Textbook рдЪा рд╡ाрдкрд░ рдХрд░ूрди рд╕ोрдбрд╡ाрд╡ा.)
### Physics board exam рдЪ्рдпा рджिрд╡рд╢ी рд╣े рдХрд░ा:
Paper рд╕ोрдбрд╡िрддाрдиा рдЦाрд▓ीрд▓ рдЧोрд╖्рдЯी рд▓рдХ्рд╖ाрдд рдШ्рдпा:
рдЖрд╡рд╢्рдпрдХ рдд्рдпा рдаिрдХाрдгी рдЖрдХृрдд्рдпा (Diagrams) рдХाрдвाрд╡्рдпाрдд.
10] рдк्рд░рд╢्рдирдкрдд्рд░िрдХा рд╕ोрдбрд╡рддाрдиा Section wise рдХ्рд░рдоाрдиेрдЪ рдк्рд░рд╢्рди рд╕ोрдбрд╡рдгे рдЖрд╡рд╢्рдпрдХ рдЖрд╣े.
11] MCQ рдЪे рдЙрдд्рддрд░ рд▓िрд╣िрддाрдиा option рдЪा рдпोрдЧ्рдп alphabet (a) рдХिंрд╡ा (b), рдХिंрд╡ा (c) рдХिंрд╡ा (d) рдЕрд╕ा рд▓िрд╣ूрди рдд्рдпाрдкुрдвे рд╢рдм्рджाрдд рдЙрдд्рддрд░ рд▓िрд╣िрдгे рдЕрдкेрдХ्рд╖िрдд рдЖрд╣े.
рдЙрджा. Q.1 (i) (c) conservation of charge (ii) (a) 2 volt рдЕрд╕े рд▓िрд╣ाрд╡े.
MCQ рдордз्рдпे рдЕрдЬिрдмाрдд рдЦाрдбाрдЦोрдб рдХрд░ू рдирдпे. (рдк्рд░рд╢्рди рдЕрдЬिрдмाрдд рд▓िрд╣ू рдирдпे ) рддрд╕ेрдЪ MCQ рдЪे answer Repeat рд▓िрд╣ू рдирдпे. рдиंрддрд░ рдкुрди्рд╣ा рд▓िрд╣िрд▓ेрд▓्рдпा MCQ рд▓ा рдЧुрдг рдоिрд│рддрдЪ рдиाрд╣ी.(Only first attempt is considered for assessment).
10) рдПрдХा рдоाрд░्рдХрдЪ्рдпा рдк्рд░рд╢्рдиाрдЪे (VSA) рдиेрдордХे рдЙрдд्рддрд░ рдПрдХा рдУрд│ीрддрдЪ рдЕрдкेрдХ्рд╖िрдд рдЖрд╣े. рдХाрд╣ी рд╡ेрд│ा рдПрдХा рд╢рдм्рджाрдд / рдЕंрдХाрдд (or number with unit) рдкрдг рдЕрд╕ू рд╢рдХрддे.
11) Mcq рдЖрдгि VSA рдк्рд░рдХाрд░рдЪ्рдпा рдк्рд░рд╢्рдиांрдордз्рдпे ½ рдоाрд░्рдХ рджेрдг्рдпाрдЪी рддрд╢ी provision рдХिंрд╡ा marking scheme рдиाрд╣ी.
12) Numerical problems рд╕ोрдбрд╡िрддाрдиा ╧А рдЪी рдХिंрдордд 3.142 рдЕрд╢ी рдШेрддрд▓ी рддрд░рдЪ рдоाрд░्рдХ्рд╕ рдоिрд│рддीрд▓.
13) рдк्рд░рд╢्рдирдкрдд्рд░िрдХा рдоिрд│ाрд▓्рдпाрдиंрддрд░ рд╕рд░्рд╡ рд╕ूрдЪрдиा рд╡ाрдЪूрди рдШ्рдпाрд╡्рдпाрдд. рдд्рдпाрддीрд▓ рд╢ेрд╡рдЯрдЪ्рдпा рд╕ूрдЪрдиेрддीрд▓ Section A рдЪ्рдпा рдЕрдЧोрджрд░ рджिрд▓ेрд▓े Physical constants рдХाрд│рдЬीрдкूрд░्рд╡рдХ рд╡ाрдЪाрд╡े.
14) Numerical problems рд╕ाрдаी рдпोрдЧ्рдп Formula рд▓िрд╣ूрди, substitution рдХेрд▓े рддрд░ी рдд्рдпाрд╕ाрдаी рдк्рд░рдд्рдпेрдХी ½ рдЧुрдг рдоिрд│рддाрдд. ( рдХाрд╣ी рд╡ेрд│ा 3 Marks рдЪ्рдпा Numerical рдордз्рдпे рдк्рд░рдд्рдпेрдХी 1 рдЧुрдг рдоिрд│ु рд╢рдХрддो. рдЙрдд्рддрд░ рдпोрдЧ्рдп unit рд╕рд╣ рдиाрд╣ी рд▓िрд╣िрд▓्рдпाрд╕ рдЕрдерд╡ा рдЪुрдХीрдЪे рд▓िрд╣िрд▓्рдпाрд╕ ½ рдоाрд░्рдХ рдХрдоी рдХेрд▓ा рдЬाрддो.
15) рдк्рд░рд╢्рдирдкрдд्рд░िрдХेрдд рдЕрдзिрдХ рдк्рд░рд╢्рди рдЕрд╕рд▓्рдпाрдиे рдХोрдгрддे рдк्рд░рд╢्рди рд╕ोрдбрд╡ाрдпрдЪे рдд्рдпाрдЪे selection рд╡िрдЪाрд░рдкूрд░्рд╡рдХ рдХрд░ा. рдЬрд╕े рдХी рдЬ्рдпा рд╡िрдж्рдпाрд░्рде्рдпांрдЪी Theory, рдЪांрдЧрд▓ी рдЕрд╕ेрд▓ рдд्рдпांрдиी рдд्рдпाрд╕ рдк्рд░ाрдзाрди्рдп рдж्рдпाрд╡े. рдЖрдгि рдЬ्рдпा рд╡िрдж्рдпाрд░्рде्рдпांрд╕ numericals рдордз्рдпे рдЪांрдЧрд▓ी рдЧрддी рдЕрд╕ेрд▓ рдд्рдпांрдиी рдд्рдпाрд╕ рдк्рд░ाрдзाрди्рдп рдж्рдпाрд╡े. рдЬ्рдпा рд╡िрдж्рдпाрд░्рде्рдпांрдЪा рд╕ंрдкुрд░्рдг рдЕрдн्рдпाрд╕ рдЭाрд▓ा рдЕрд╕ेрд▓ рдд्рдпांрдиी рдк्рд░рд╢्рдирдкрдд्рд░िрдХेрддीрд▓ Derivations рдЖрдгि Numericals рдпाрд╕ рдЬाрд╕्рдд рдк्рд░ाрдзाрди्рдп рдж्рдпाрд╡े. рдЕрд╕े рдХेрд▓्рдпाрдиे рдкेрдкрд░ рдордз्рдпे рдЪांрдЧрд▓ा score рдоिрд│рддो. рдЖрдгि Paper рд╡ेрд│ेрдЪ्рдпा рдЖрдзी рд▓िрд╣ुрди рд╣ोрддो.
16) рдд्рдпा рдд्рдпा section рдордзीрд▓ рдк्рд░рд╢्рди рдд्рдпा рдд्рдпा section рдордз्рдпेрдЪ рд▓िрд╣ा. рдПрдХा section рдордзीрд▓ question рджुрд╕рд░्рдпा section рдордз्рдпे рд▓िрд╣ूрди mix рдХрд░ू рдирдХा.
17) Choice of questions in Sections B, C & D are very important as student has to attempt 8 questions out of 12 (12 рдкैрдХी рео рд╕ोрдбрд╡ाрдпрдЪे рдЖрд╣ेрдд) in section B and C. рддрд╕ेрдЪ section D рдордз्рдпे 3 out of 5 (5 рдкैрдХी 3 рд╕ोрдбрд╡ाрдпрдЪे рдЖрд╣ेрдд). рдк्рд░рдд्рдпेрдХ section рдордз्рдпे (B,C, D) 1 рддे 2 рдЙрдкрдк्рд░рд╢्рди sub question рдЕрдзिрдХрдЪे Extra рд╕ोрдбрд╡ाрд╡ीрдд.
18) Paper representation рдЙрдд्рддрдо рдХрд░рдгेрд╕ाрдаी рдк्рд░рдд्рдпेрдХ рдк्рд░рд╢्рдиाрдЪे heading рд▓िрд╣ा рдЖрдгि рдЕрдзोрд░ेрдЦिрдд underline рдХрд░ा.
рдЬрд╕े рдХी, Statement, figure, construction, working, uses, Definition, Law ,Rule etc.
19) рдЙрдд्рддрд░ाрддीрд▓ рдорд╣рдд्рдд्рд╡ाрдЪ्рдпा рд╢рдм्рджांрдиा key words рдЕрдзोрд░ेрдЦिрдд рдХрд░ाрд╡े.
Numerical problems рдордз्рдпे Answer рд▓िрд╣िрддाрдиा рдЙрдд्рддрд░ाрд╕ рдЕрдзोрд░ेрдЦिрдд ( underline) рдХрд░ाрд╡े рдЕрдерд╡ा box рдХрд░ाрд╡ा.
20] Section B рдордз्рдпे рдХрдоीрдд рдХрдоी 2 small derivations 2 Marks рдЪे рдЖрдгि C рдордз्рдпे 2 рддे 3 big derivations 3 Marks рдЪे рд╡िрдЪाрд░рд▓े рдЬाрддीрд▓ рдЕрд╕े рдЧृрд╣ीрдд рдзрд░ा. Derivations рдордз्рдпे diagram , Explanation, final formula / Equation рдпाрдЪे рдк्рд░рдд्рдпेрдХी ½ marks рд╣рдордЦाрд╕ рдоिрд│рддाрдд. ( рдПрдЦाрдж्рдпा рд╡िрдж्рдпाрд░्рде्рдпाрд▓ा рд╕ंрдкूрд░्рдг derivation рдпेрдд рдирд╕ेрд▓ рддрд░ рдд्рдпाрдиे рдЕрд╢ा рдкрдж्рдзрддीрдиे рд▓िрд╣िрд▓े рддрд░ी 1½ marks рдоिрд│рддाрдд.)
21] Numerical problems рдордз्рдпे Formula рд▓िрд╣ूрди substitution рдХेрд▓े рддрд░ी рдд्рдпाрдЪे Marking Scheme рдк्рд░рдоाрдгे рдк्рд░рдд्рдпेрдХी ½ рдЧुрдг рдоिрд│рддाрдд. Numerical problem рд╕ंрдкूрд░्рдг рд╕ोрдбрд╡рд▓्рдпाрд╕ рдд्рдпा рдордз्рдпे рд╕рд░्рд╡рдЪ्рдпा рд╕рд░्рд╡ рдЧुрдг рдоिрд│рд╡рддा рдпेрддाрдд.
22] Distinguish between....... рдпा рдк्рд░рдХाрд░рдЪा рдк्рд░рд╢्рди рд╕ोрдбрд╡िрддाрдиा tabular form рдордз्рдпे рд▓िрд╣ाрд╡ा. рджोрди्рд╣ी рд░рдХाрди्рдпाрдд (column рдордз्рдпे) same parameter (рдоुрдж्рдж्рдпा) рд╕ंрджрд░्рднाрдд рдлрд░рдХ рд▓िрд╣ाрд╡ा. рджोрди्рд╣ीрдХрдбे рдоुрдж्рджे рдмрд░ोрдмрд░ рдЕрд╕рддीрд▓ рддрд░рдЪ рд╕ंрдкूрд░्рдг рдПрдХ рдоाрд░्рдХ рдоिрд│ेрд▓. ½ рдоाрд░्рдХ рджेрдг्рдпाрдЪी рдд्рдпाрдд рддрд╢ी provision (marking scheme) рдиाрд╣ी.
23] a) Diagrams 1 or 2 Marks рд╕ाрдаी рд╡िрдЪाрд░рд▓े рдЕрд╕рддीрд▓ рддрд░ Correct Diagram рд╕ाрдаी рез/реи рдХिंрд╡ा рез рдоाрд░्рдХ рдЖрдгि 4 Labelling рдХрд░िрддा рд░ाрд╣िрд▓ेрд▓ा рез/реи рдХिंрд╡ा рез рдоाрд░्рдХ.
b) Ray diagram рдордз्рдпे direction (arrow) correct рджाрдЦрд╡рдгे рдЖрд╡рд╢्рдпрдХ рдЖрд╣े. рддрд╕ेрдЪ Brewster's law рдЪी diagram рдЕрд╕ेрд▓ рддрд░ angle between Reflected Ray and Refracted Ray 90° рдЕрд╕рд▓ाрдЪ рдкाрд╣िрдЬे.
c) рдХाрд╣ी diagram рдордз्рдпे rectangular components of vector рдЕрд╕рддाрдд. Vector F рдЪे components F cos╬╕ and F sin╬╕ рдпाрдордзीрд▓ angle exact 90° рдЕрд╕рд▓ा рдкाрд╣िрдЬे.
d) Circuit diagram рдордз्рдпे direction of the current arrow рдиे correct рджाрдЦрд╡рд▓ा рдкाрд╣िрдЬे. рд╢िрд╡ाрдп cell (battery) рдЕрд╕ेрд▓ battery symbol рдЪ्рдпा terminals рд▓ा + ve рд╡ - ve sign рджाрдЦрд╡ा.
рдЕрдд्рдпंрдд рдорд╣рдд्рд╡ाрдЪे:
24] рдЙрдд्рддрд░ рдкрдд्рд░िрдХेрдЪे Main Page рдХाрд│рдЬीрдкूрд░्рд╡рдХ рд╣ाрддाрд│ाрд╡े.
рдЙрдд्рддрд░рдкрдд्рд░िрдХेрдд рдк्рд░рд╢्рди рд▓िрд╣ू рдирдпेрдд. рдк्рд░рд╢्рдиाрдЪ्рдпा рдЙрдд्рддрд░ाрд▓ा рд╕ंрдмंрдзिрдд Title рдж्рдпाрд╡े.
Section A рдордз्рдпे, MCQs рдЪी рдЙрдд्рддрд░ рд▓िрд╣िрддाрдиा рдПрдХा рдУрд│ीрд▓ा рез рдЪ рд▓िрд╣ाрд╡े. рдиंрддрд░ рез рдУрд│ рд╕ोрдбूрди рдкुрдвीрд▓ MCQ рдЪे рдЙрдд्рддрд░ рд▓िрд╣ाрд╡े. рддрд╕ेрдЪ VSA рдордз्рдпे рдк्рд░рдд्рдпेрдХ рдЙрдкрдк्рд░рд╢्рди рдЭाрд▓े рдХी рез рдУрд│ рд╕ोрдбाрд╡ी.
рдк्рд░рдд्рдпेрдХ Section рдЪी рд╕ुрд░ुрд╡ाрдд рдирд╡ीрди рдкेрдЬрд╡рд░ рдХрд░ाрд╡ी. рддрд╕ेрдЪ Section B, C, рд╡ D рдордз्рдпे рдк्рд░рдд्рдпेрдХ рдЙрдкрдк्рд░рд╢्рди рдЭाрд▓ा рдХि рдПрдХ рдУрд│ рд╕ोрдбूрди рдкुрдвीрд▓ рдЙрдкрдк्рд░рд╢्рди рд╕ुрд░ू рдХрд░ाрд╡ा.
рдк्рд░рдд्рдпेрдХ section рдордзीрд▓ рдиिрд╡рдбрд▓ेрд▓े рдЙрдкрдк्рд░рд╢्рди рд╕рд▓рдЧ рд▓िрд╣ाрд╡ेрдд. рд╢рдХ्рдпрддो рджोрди section рдордзीрд▓ рдЙрдкрдк्рд░рд╢्рди рдПрдХрдоेрдХाрдд Mix рдХрд░ू рдирдпेрдд. рдЕрдЧрджीрдЪ рдиाрдИрд▓ाрдЬ рдЭाрд▓ा рддрд░ рд╕рд░्рд╡ाрдд рд╢ेрд╡рдЯी рдЕрд╕े рд░ाрд╣िрд▓ेрд▓े рдЙрдкрдк्рд░рд╢्рди Section, Question No, Sub question No рдЖрдгि Title рд╕рд╣ рд▓िрд╣ाрд╡ेрдд.
25] Numerical Problems рд╕ोрдбрд╡рддाрдиा Log Table рдЖрд╡рд╢्рдпрдХрддा рдЕрд╕ेрд▓ рддрд░ рддो рд╡ेрд│ेрдЪ्рдпा рдЖрдзी (Advance рдордз्рдпे) рдоाрдЧूрди рдШ्рдпाрд╡ा. рдд्рдпाрдЪрдк्рд░рдоाрдгे Main рдЙрдд्рддрд░ рдкрдд्рд░िрдХा рд▓िрд╣ूрди рд╕ंрдкाрдпрд▓ा рдпेрдг्рдпाрдЪ्рдпा рдЖрдзीрдЪ Supplement рдоाрдЧूрди рдШ्рдпाрд╡ी.
### ALL THE BEST ###
NATIONAL SCIENCE DAY 2024 OPEN HOUSE @TIFR
OPEN HOUSE National Science Day at TIFR on 28th & 29th Feb 2024
For Registration and more details visit
NEET PHYSICS PRACTICE PAPERS SET 1
NEET Practice papers Click ЁЯСЗЁЯП╝ Physics NEET Practice papers Set -1
-
HSC PHYSICS - TIPS 25 ## IMPORTANT PRACTICE QUESTIONS FOR HSC BOARD EXAM 2024— Click the Links 1) For Chapter 1 to 5 https://ravindrawayko...
-
TOT (Khopoli) NEP 2020 Guidance Lecture Clips рдоाрдз्рдпрдоिрдХ рд╡ рдЙрдЪ्рдЪ рдоाрдз्рдпрдоिрдХ рд╢िрдХ्рд╖рдХ рдХ्рд╖рдорддा рд╡ृрдж्рдзी рдк्рд░рд╢िрдХ्рд╖рдг рдЗрдпрдд्рддा рдирд╡рд╡ी рддे рдмाрд░ाрд╡ी [Use this f...
-
12th PHYSICS IMP PRACTICE QUESTIONS - 2024 Chapter 1 To 5 FOR MAHARASHTRA HSC BOARD IMPORTANT PRACTICE QUESTION for 12TH PHYSICS HSC MA...