Question

plz give me some jee advance questions

Answer 1

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Answer 2

A uniform rod (AB) of length L and mass 2M rest on smooth horizontal surface. A point mass M moving horizontally at right angles to the rod with initial velocity v collides with one end (A) and sticks to it

Question 3 Find the velocity of the center of mass of the system after the collision

a) v/3

b) v/2

c) v/4

d) 3v/4

Question 4 Find the angular velocity of the rod after the collision

a)v/L

b) v/2L

c) 2v/L

d) 3v/4L

Question 6 which of the following will remain true in collision

a) Law of conservation of linear momentum

b) Law of conservation of angular momentum

c) Law of conservation of energy

d) None of these

Question 7 Find the total energy of the system after the collision

a)  

b)  

c)  

d)  

Question 8 Which of the following is true?

a) The center of mass velocity before and after the collision will remain same

b) Moment of inertia about center of mass of the rod is

 

c) Net torque and net force is zero on the system

d) None of these