19 JEE Main 2020 Center of Mass Momentum and Collision previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2020 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.
Two bodies of the same mass are moving with the same speed, but in different directions in a plane. They have a complet…
A particle of mass m is projected with a speed u from the ground at an angle θ = π 3 w.r.t. horizontal (x-axi…
Three point particles of masses 1.0   k g ,   1.5   kg and 2.5   k g are placed at three corners of…
A particle of mass m is moving along the x -axis with initial velocity u i ^ . It collides elastically with a particle…
A block of mass 1 . 9   kg is at rest at the edge of a table, of height 1 m. A bullet of mass 0 . 1   kg coll…
A thin rod of mass 0 . 9   kg and length 1   m is suspended, at rest, from one end so that it can freely osci…
A body A of mass m = 0.1   k g has an initial velocity of 3 i ^   m   s - 1 . It collides elastically wi…
The centre of mass of a solid hemisphere of radius 8   cm is x   cm from the centre of the flat surface. Then…
A rod of length l has non-uniform linear mass density given by ρ x = a + b x l 2 , where a and b are constants and…
Particle A of mass m 1 moving with velocity 3 i ^ + j ^ ms − 1 collides with another particle B of mass m 2 which…
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