Tag: A 57 g tennis ball is served at 45 m/s.

A 57 g tennis ball is served at 45 m/s. If the ball started from rest, what impulse was applied to the ball by the racket? Known Variables: mass(m) : 57g or .057 kg velocity(v) : 45 m/s Impulse is force and time I = F x t We know that   F= ma & a=v/t this would be derived F= m (v/t) Since we…