JEE Physics - MCQ Practice Questions

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 ladder of mass 10 kg leans against a frictionless wall at 60° to the ground. What is the minimum coefficient of static friction at the ground?

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?