Answer:60 gm
Explanation:
Given
initial velocity of ball 
Force exerted by racquet 
time period of force 
final velocity of ball 
Racquet imparts an impulse to the ball which is given by



Answer:
brand name, or company
Explanation:
a brand name is the kind of product they are selling. a company is the group of peaple that wok together.
Johann Strauss II
hope this helps
1. F = 8 Hz
2. V = 8 m/s
3. D = 8 m
4. T = 8 sec
Provide the examples again, no samples are presents.