SaraNextGen.Com

The velocity of the centre of mass of a two particle system is  and total mass of particles is . The kinetic energy of the system

a)

May be equal to

b)

Must be equal to or less than

c)

May be equal to or greater than

d)

Can not be exactly calculated as the information given is insufficient



Question ID - 100595 | SaraNextGen Top Answer

The velocity of the centre of mass of a two particle system is  and total mass of particles is . The kinetic energy of the system

a)

May be equal to

b)

Must be equal to or less than

c)

May be equal to or greater than

d)

Can not be exactly calculated as the information given is insufficient

1 Answer
127 votes
Answer Key / Explanation : (a,c) -

(a,c)

As total mass is  and velocity of centre of mass is  hence KE of the system may have any value equal to or greater then . However exact value of KE can be calculated only when values of  and  are known to us.

127 votes


127