JEE Physics - MCQ Practice Questions
Physics is where JEE ranks are usually won or lost, since a single conceptual slip changes the whole answer. Questions here span mechanics, rotational motion, thermodynamics, waves and oscillations, electrostatics, current electricity, magnetism, optics, and modern physics. Numerical problems carry full derivations so you can see which step you skipped, not just which option was right.
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A particle moves in a straight line with acceleration a = 3t² m/s². If initial velocity is 2 m/s, find velocity after 2 seconds.
A car moves on a circular track of radius 50 m with constant speed 20 m/s. Calculate the centripetal acceleration.
Two objects A and B are thrown vertically upward with same initial velocity from the ground. If A is thrown 1 second before B, when will they have the same velocity?
A projectile is launched at 45° to the horizontal with initial speed 40 m/s. What is its range? (g = 10 m/s²)
A block is pushed up an incline of angle 30° with initial velocity 10 m/s. If coefficient of kinetic friction is 0.2, how far will it travel before stopping? (g = 10 m/s²)
A mass of 2 kg is attached to a spring with constant k = 50 N/m. The system oscillates with amplitude 0.1 m. What is the maximum velocity?
Which statement about friction is correct?
A ball is dropped from height h and bounces back to height h/2 after first bounce. What is the coefficient of restitution?
Two objects of mass 4 kg and 6 kg move towards each other with velocities 5 m/s and 3 m/s respectively. After perfectly inelastic collision, what is their common velocity?
A particle in circular motion has angular velocity ω = 2t rad/s. If radius is 5 m, what is tangential acceleration at t = 2s?
A pulley system lifts a mass of 100 kg with an efficiency of 80%. If work output is 8000 J, what is work input?
A rotating disc has angular velocity 10 rad/s. A point at distance 0.2 m from center has linear velocity of:
Three blocks of masses m, 2m, and 3m are placed on a horizontal surface. A horizontal force F is applied to the first block. What is the acceleration of the system?
A satellite orbits Earth at radius r with velocity v. If radius is doubled, what is new orbital velocity?
A body of mass 5 kg moves with velocity 4 m/s. A force acts on it for 2 seconds and velocity becomes 10 m/s. What is the impulse?
A ball is thrown from ground with initial velocity components: vₓ = 20 m/s and vᵧ = 30 m/s. At maximum height, what is its velocity?
A rotating body has moment of inertia I and angular acceleration α. The rotational kinetic energy increases at rate:
A 2 kg block slides down a 30° incline with initial velocity 5 m/s. If friction coefficient is 0.1, what is acceleration? (g = 10 m/s²)
A car of mass 1000 kg moving at 20 m/s applies brakes with deceleration of 5 m/s². What is the stopping distance?
The coefficient of static friction between a block and surface is 0.5. The maximum angle of incline at which the block remains stationary is approximately: