Question

Two bodies of different masses m1 and m2 (m 1 > m 2 ) are moving with same kinetic energy. Which one does greater work? If they are stopped by applying brakes which body will stop first and why?

Answer 1

Explanation:

K

1

=K

2

⇒

2m

1

p

1

2

=

2m

2

p

2

2

p

2

2

p

1

2

=

m

2

m

1

p

2

p

1

=

m

2

m

1