Question

A stone is thrown with a velocity of 39.2ms-1 making 300 with the horizontal. The time

after which it is at a height of 14.7 m is

(a) 2 sec, 4 sec (b) 1 sec, 3 sec (c) 1.5 sec, 2.5 sec (d) none​

Answer 1

Explanation:

c.....................