Asked by Omotolani
A tennis ball is projected with a velocity of 3 meter per second at an angle of 39 degree to the horizontal calculate the time of light in second ( take g to be 9.8 meter per second square)
Answers
Answered by
bobpursley
vertical: time in air.
hf=hi+3*sin39*t-4.9t^2
hf,hi=0, find time t, time in air.
hf=hi+3*sin39*t-4.9t^2
hf,hi=0, find time t, time in air.
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