Question

47. A particle is aimed at a mark which is in the same horizontal plane as th
falls 10 m short of the target when it is projected of an angle of 75º and falls in
when it is projected with an elevation of 45. The angle of projection for whic
hits this target is (g=10ms)
falls 10m ahead of the tan
for which the particle exac
​

Answer 1

Answer:72.5degree

Explanation:

See photo for answer