1

JEE Main 2017 (Online) 9th April Morning Slot

MCQ (Single Correct Answer)

+4

-1

Two particles A and B of equal mass M are moving with the same speed $$\upsilon $$ as shown in the figure. They collide completely inelastically and move as a single particle C. The angle $$\theta $$ that the path of C makes with the X-axis is given by :

2

JEE Main 2016 (Online) 10th April Morning Slot

MCQ (Single Correct Answer)

+4

-1

A neutron moving with a speed ‘v’ makes a head on collision with a stationary
hydrogen atom in ground state. The minimum kinetic energy of the neutron for
which inelastic collision will take place is :

3

JEE Main 2016 (Online) 10th April Morning Slot

MCQ (Single Correct Answer)

+4

-1

In the figure shown ABC is a uniform wire. If centre of mass of wire lies vertically below point A, then $${{BC} \over {AB}}$$ is close to :

4

JEE Main 2015 (Offline)

MCQ (Single Correct Answer)

+4

-1

A particle of mass $$m$$ moving in the $$x$$ direction with speed $$2v$$ is hit by another particle of mass $$2m$$ moving in the $$y$$ direction with speed $$v.$$ If the collision is perfectly inelastic, the percentage loss in the energy during the collision is close to:

Questions Asked from Center of Mass and Collision (MCQ (Single Correct Answer))

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