Question

1. A cricket ball is thrown at a speeddof 28m/s in
a direction of 30° above the horizontal • What is
the time taken by the ball to return to same
level?
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Answer 1

Step-by-step explanation:

Time of flight = 2.u.sinx / g

= 2 x 28 x sin30/ 9.8

= 2 x 28 x 1 / 2 x 9.8

= 2.9 sec