Question

someone please help me with this question​

Answer 1

Answer:

Atenis ball strikes the coart with the velocity 30 m/sat an angle 30° from normal to the court.The ball is reflected following up the laws of reflection with same speed.What is change in velo city?

Explanation:

change in velocity

=u+v/2

=30+30/2

=60/2

= 30m/s

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Answer 2

Answer:

refer to attachment answer dear