A 200 g ball moving at 5 m/s strikes a wall perpendicular and rebounds elastically at the same speed. The impulse given the wall is

Question

Malia Williams

Physics

10 May, 18:06

A 200 g ball moving at 5 m/s strikes a wall perpendicular and rebounds elastically at the same speed. The impulse given the wall is

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Jaylin Krause · Answer 1

Impulse in physics is the integral of force, F, with respect with time, t. This value is a vector quantity since force is a vector quantity as well. It can be calculated from the product of force and time. We do as follows:

Impulse = Ft

= m (a) (t)

= m (v/t) t

= mv

=.200 (5)

= 1 N-s