Question

Referring to above question, the angle with the horizontal at which the projectile was projected is [CPMT 1981]
A) {{\tan }^{-1}}(3/4
) B) {{\tan }^{-1}}(4/3) C) {{\sin }^{-1}}(3/4
) D) Not obtainable from the given data

Answer 1

angle of projection =53• or tan-(4/3) i. e option B