Projectile A is projected with speed at to the horizontal

PHYSICS · Single correct · CBSE · Physics · Motion in a Plane · Motion in a Plane

Problem

Projectile A is projected with speed

20\,\text{m s}^{-1}

30^{\circ}

to the horizontal, while Projectile B is projected with the same speed at

60^{\circ}

. What is the ratio

H_A:H_B

of their maximum heights? (a)

3:1

(b)

1:1

(c)

1:3

(d)

1:\sqrt{3}