HSC Science (General)
HSC Science (Electronics)
HSC Science (Computer Science)
Academic Year: 2024-2025
Date & Time: 28th June 2025, 11:00 am
Duration: 3h
Advertisements
General Instructions:
The question paper is divided into four sections.
- Section A: Q. No. 1 contains Ten multiple choice type of questions carrying One mark each.
Q. No. 2 contains Eight very short answer type of questions carrying One mark each. - Section B: Q. No. 3 to Q. No. 14 contain Twelve short answer type of questions carrying Two marks each. (Attempt any Eight)
- Section C: Q. No. 15 to Q No. 26 contain Twelve short answer type of questions carrying Three marks each. (Attempt any Eight)
- Section D: Q. No. 27 to Q. No. 31 are Five long answer type of questions carrying Four marks each. (Attempt any Three)
- Use of the log table is allowed. Use of calculator is not allowed.
- Figures to the right indicate full marks.
- For multiple choice type questions, only the first attempt will be considered for evaluation.
- Physical Constants:
- h = 6.63 × 10−34 Js
- c = 3 × 108 m/s
- π = 3.142
- g = 9.8 m/s2
- ε0 = 8.85 × 10−12 C2/Nm2
- μ0 = 4π × 10−7 Wb/Am
- mass of electron, me = 9.11 × 10−31 kg
- mass of proton, mp = 1.672 × 10−27 kg
- Stefan’s constant, σ = 5.67 × 10−8 Jm−2 s−1 k−4
- Rydberg’s constant, RH = 1.097 × 107 m−1
For which of the following bodies, the principle of perpendicular axes is applicable?
Spherical
Conical
Cylindrical
Laminar
Chapter:
Which of the following equations represents a simple harmonic progressive wave travelling along the negative X-direction?
Y = a sin (kx − ωt)
Y = a sin (kx + ωt)
Y = a sin (ky − ωt)
Y = a sin (ky + ωt)
Chapter:
In a cyclotron final kinetic energy of a particle revolving in a circular path of radius ‘R’ exit is ______.
K.E. ∝ Rexit
K.E. ∝ R2exit
`K.E. ∝ 1/(R_"exit")`
`K.E. ∝ 1/(R_"exit"^2)`
Chapter:
For which of the following metals, photoelectric effect is possible for visible radiation?
Zinc
Cadmium
Magnesium
Sodium
Chapter:
The gyromagnetic ratio of electron is ______.
`(2m_e)/e`
`(2m_e)/(e^2)`
`e/(2m_e)`
`(e^2)/(2m_e)`
Chapter:
Two capillary tubes of radii 0.3 cm and 0.6 cm are dipped in the same liquid. The ratio of heights through which the liquid will rise in the tubes is ______.
1: 2
2: 1
1: 4
4: 1
Chapter: [2] Mechanical Properties of Fluids
Kirchhoff’s Voltage Law applied to a loop deals with the conservation of ______.
momentum
mass
energy
charge
Chapter:
How many times the intensity of an unpolarized light wave reduces after passing through a polarizer?
`1/2`
`1/4`
`1/6`
`1/8`
Chapter:
If pressure of gas contained in a closed vessel is increased by 0.4% when heated by 1°C, its initial temperature must be ______.
200°C
250°C
300°C
350°C
Chapter:
The wavelength and power of the incident light is 4000 Å and 0.1 W respectively. The number of incident photons is ______.
2.011 × 1017
3.011 × 1017
4.011 × 1017
5.011 × 1017
Chapter:
What is the velocity of a particle performing linear SHM, at extreme position?
Chapter:
What happens to a ferromagnetic substance heated above Curie temperature?
Chapter: [15] Magnetism
What is the coefficient of transmission for athermanous materials?
Chapter:
In a photodiode, on which property the dark current depends?
Chapter:
Define mutual inductance.
Chapter: [12] Electromagnetic Induction [16] Electromagnetic Inductions
What is Magnetization?
Chapter: [11] Magnetic Materials [15] Magnetism
A metal ring of radius 20 cm is rotating about a transverse axis passing through its centre. What will be its radius of gyration about the same axis?
Chapter:
In a hydraulic lift, area of pistons are A1 and A2 respectively (A2 >> A1). If force F1 is applied on piston 1, then what is the force exerted on piston 2?
Chapter:
Advertisements
Derive the expression for the moment of inertia of a uniform disc about an axis passing through the centre and perpendicular to the plane.
Chapter:
What is the effect of impurities on surface tension of a liquid?
Chapter:
Explain the thermodynamics of adiabatic process to obtain adiabatic constant for rigid diatomic molecule of a gas?
Chapter:
Draw a neat labelled diagram of variation of kinetic energy and potential energy with displacement in S.H.M.
Chapter:
Assuming an equation of magnetic force due to arbitrarily shaped wire, obtain an expression for force on a closed circuit in a uniform magnetic field.
Chapter:
Distinguish between diamagnetic and paramagnetic substances.
Chapter: [11] Magnetic Materials [15] Magnetism
State Faraday’s laws of electromagnetic induction.
Chapter: [12] Electromagnetic Induction
In a purely resistive circuit a source of e.m.f. having e = 140 sin (3142 t) is connected across a pure resistor. If value of rms current is 1.98 A, calculate the value of resistance.
Chapter:
In SI units, the differential equation of an S.H.M. is `(d^2x)/(dt^2)` = − 36x. Find its frequency and period.
Chapter: [4] Oscillations [5] Oscillations
Two tuning forks having frequencies 160 Hz and 170 Hz are sounded together to produce sound waves. The velocity of sound in air is 326.4 ms−1. Calculate the difference between wave lengths of these waves.
Chapter:
What must be the ratio of the slit width to the wavelength for a single slit, to have the first diffraction minimum at 45°?
Chapter:
A potential gradient of a wire is 0.5 V/m. If the e.m.f. of a cell balances against 216 cm of this potentiometer wire, calculate e.m.f. of the cell.
Chapter:
Obtain an expression for torque acting on a body rotating with uniform angular acceleration.
Chapter: [1] Rotational Dynamics
Define the sphere of influence.
Chapter: [2] Mechanical Properties of Fluids [6] Surface Tension
Show that only odd harmonics are present in an air column vibrating in a pipe closed at one end.
Chapter: [6] Superposition of Waves [8] Stationary Waves
Obtain an expression for the electric intensity at a point outside a uniformly charged spherical shell.
Chapter:
Explain with a neat circuit diagram. How you will determine the unknown resistances using a meter bridge.
Chapter: [9] Current Electricity
Advertisements
Derive the expression for magnetic field produced by a current in a circular arc of wire.
Chapter: [10] Magnetic Fields Due to Electric Current
Derive an expression for the law of radioactive decay.
Chapter:
Compute the shortest and the longest wavelength in the Lyman series of hydrogen atom.
Chapter:
The de Broglie wavelengths associated with an electron and a proton are the same. What will be the ratio of
- their momenta
- their kinetic energies?
Chapter: [14] Dual Nature of Radiation and Matter
A parallel plate capacitor is maintained at potential of 400 V. If area of plates is 40 cm2 and separation between plates is 40 mm, calculate displacement current in 1μs.
Chapter:
A 120 watt filament lamp loses all its energy by radiation from its surface. The emissivity of the surface is 0.6. The area of the surface is 3.53 × 10−3 m2. Calculate the temperature of the filament.
Chapter:
A Carnot engine receives 4000 J of heat from a reservoir at 500 K, does some work, rejects 2000 J heat to reservoir at 200 K.
- How much work does it do?
- What is its efficiency?
Chapter:
Derive an expression for the work done during an isothermal process.
Chapter:
Draw the PV diagram for the isothermal process.
Chapter: [4] Thermodynamics
Using phasor diagram for a series LCR circuit, obtain an expression for impedance.
Chapter:
Obtain an expression for motional e.m.f. in a rotating bar with constant angular velocity ‘ω’ inuniform magnetic field perpendicular to plane of rotation.
Chapter:
The mutual inductance (M) of the two coils is 1.5 H. The self inductances of the coils are 5 H and 4 H. Calculate the coefficient of coupling between the coils.
Chapter:
The transistor is in the common emitter configuration. Its DC current gain is 50. If collector current is 3 mA, calculate the base current.
Chapter:
State any four conditions for obtaining well–defined and Steady interference patterns.
Chapter: [7] Wave Optics
Light incident at angle 52.5° on a bucket filled with water be completely polarised after reflection. Calculate the refractive index of the water.
Chapter:
Other Solutions
Submit Question Paper
Help us maintain new question papers on Shaalaa.com, so we can continue to help studentsonly jpg, png and pdf files
Maharashtra State Board previous year question papers 12th Standard Board Exam Physics with solutions 2024 - 2025
Previous year Question paper for Maharashtra State Board 12th Standard Board Exam -2025 is solved by experts. Solved question papers gives you the chance to check yourself after your mock test.
By referring the question paper Solutions for Physics, you can scale your preparation level and work on your weak areas. It will also help the candidates in developing the time-management skills. Practice makes perfect, and there is no better way to practice than to attempt previous year question paper solutions of Maharashtra State Board 12th Standard Board Exam.
How Maharashtra State Board 12th Standard Board Exam Question Paper solutions Help Students ?
• Question paper solutions for Physics will helps students to prepare for exam.
• Question paper with answer will boost students confidence in exam time and also give you an idea About the important questions and topics to be prepared for the board exam.
• For finding solution of question papers no need to refer so multiple sources like textbook or guides.
