Physics questions
20027 published questions with worked solutions.
- Assume that protons and neutrons have equal masses. Mass of a nucleon is 1.6 10^ -27 kg and radius of nucleus is 1.5 10^ -15 A^...
- Every planet revolves around the sun in an elliptical orbit: A. The force acting on a planet is inversely proportional to square...
- Match List I with List II List-I: (A) Isothermal Process (B) Adiabatic Process (C) Isochoric Process (D) Isobaric Process...
- Given below are two statements: Statement I: Stopping potential in photoelectric effect does not depend on the power of the light...
- The light rays from an object have been reflected towards an observer from a standard flat mirror, the image observed by the...
- For a moving coil galvanometer, the deflection in the coil is 0.05 rad when a current of 10 mA is passed through it. If the...
- A particle executes simple harmonic motion between x = – A and x = + A. If time taken by particle to go from x = 0 to A 2 is 2 s;...
- A wire of length 1 m moving with velocity 8 m/s at right angles to a magnetic field of 2 T. The magnitude of induced emf, between...
- The distance travelled by a particle is related to time t as x = 4t^2. The velocity of the particle at t = 5 s is:
- A body of mass is taken from earth surface to the height h equal to twice the radius of earth (R_e), the increase in potential...
- Match List I with List II List-I: (A) Young's Modulus (Y) (B) Co-efficient of Viscosity ( ) (C) Planck's Constant (h) (D) Work...
- Match List I with List II List-I: (A) Gauss's Law in Electrostatics (B) Faraday's Law (C) Gauss's Law in Magnetism (D)...
- According to law of equipartition of energy the molar specific heat of a diatomic gas at constant volume where the molecule has...
- Statement I: When a Si sample is doped with Boron, it becomes P type and when doped by Arsenic it becomes N-type semiconductor...Not in JEE Advanced syllabus
- Two long parallel wires carrying currents 8 A and 15 A in opposite directions are placed at a distance of 7 cm from each other. A...
- If a solid sphere of mass 5 kg and a disc of mass 4 kg have the same radius. Then the ratio of moment of inertia of the disc...
- A capacitor has capacitance 5 when it's parallel plates are separated by air medium of thickness d. A slab of material of...
- A train blowing a whistle of frequency 320 Hz approaches an observer standing on the platform at a speed of 66 m/s. The frequency...
- A nucleus disintegrates into two smaller parts, which have their velocities in the ratio 3:2. The ratio of their nuclear sizes...
- A body of mass 1 kg collides head on elastically with a stationary body of mass 3 kg. After collision, the smaller body reverses...