15 JEE Main 2021 Center of Mass Momentum and Collision previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2021 previous-year questions from the Center of Mass Momentum and Collision chapter of Physics. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Center of Mass Momentum and Collision chapter hub.
An object of mass m 1 collides with another object of mass m 2 , which is at rest. After the collision the objects move…
A body of mass 2   kg moving with a speed of 4   m   s - 1 makes an elastic collision with another body…
The position of the centre of mass of a uniform semi-circular wire of radius R placed in x - y plane with its centre at…
A bullet of 10   g , moving with velocity v , collides head-on with the stationary bob of a pendulum and recoils w…
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R. Assertion A : Bod…
A circular hole of radius a 2 is cut out of a circular disc of radius a as shown in figure. The centroid of the remaini…
Three objects A ,   B and C are kept in a straight line on a frictionless horizontal surface. The masses of A , &#…
A body of mass M moving at speed V 0 collides elastically with a mass m at rest. After the collision, the two masses mo…
A ball with a speed of 9   m   s - 1 collides with another identical ball at rest. After the collision, the d…
The disc of mass M with uniform surface mass density σ is shown in the figure. The center of mass of the quarter d…
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