Question

A projectile is thrown up at angle o with the
honzontal. It passes same vertical height at 4 $
and 12 s after projection. If displacement of the
particle between these two points is 480 m then
angle o is (take, g = 10 m/s)
(1) 30"
(2) 37​

Answer 1

Answer:

2 - 37...............

Answer 2

Answer:answer is 53 as per follow see the pic

Explanation: