Question

A 3-kilogram ball is accelerated from rest to a speed of 10 m/sec.

b. What is the impulse?

Answer 1

Answer: Impulse = 30 kg m/s.

Explanation:

momentum = mass × velocity

Impulse = change in momentum

= final momentum - initial momentum

= ( 3 × 10 ) - ( 3 × 0 )

= 30 kg m/s.