Question: A piece of marble is projected from earth’s surface with velocity of 50ms−1 . 2 s later, it just clears a wall 5 m high. What is the angle of projection?
(A) 45°
(B) 30°
(C) 60°
(D) None of these
Answer: option (B)
Solution:


Question: A piece of marble is projected from earth’s surface with velocity of 50ms−1 . 2 s later, it just clears a wall 5 m high. What is the angle of projection?
(A) 45°
(B) 30°
(C) 60°
(D) None of these
Answer: option (B)
Solution: