A ball is thrown up and attains a maximum height of 20 m. calculate its initial speed
Answers
Answered by
16
at maximum height, its velocity is zero.
by using the formula v^2=u^2-2gh
0^2=u^2-2(10)20
=>u^2=400
=>u=20m/s
by using the formula v^2=u^2-2gh
0^2=u^2-2(10)20
=>u^2=400
=>u=20m/s
Answered by
6
Answer:
the value of u is 20 (initial speed)
Similar questions