A ball is projected from point A with a velocity, 10 m s - 1 perpendicular to the inclined plane as shown in the figure. Range of the ball on the inclined plane is :

Question

A ball is projected from point A with a velocity, 10 m s - 1 perpendicular to the inclined plane as shown in the figure. Range of the ball on the inclined plane is :, 4 0 3 m, 2 0 13 m, 13 20 m, 13 40 m

MARKS App · Accepted Answer

T = 2u sin 90 o g cos 30 o = 2 u g cos 3 0 o R = 1 2 × g sin 30 o × 4 u 2 g 2 cos 2 30 o R = 2 u 2 × 4 2 × 1 0 × 3 = 2 × 1 0 × 1 0 × 4 2 × 1 0 × 3 = 4 0 3 m

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