Questions
A body is projected horizontally from the top of a tower with initial velocity 18 ms-1. It hits the ground at angle 45°. What is the vertical component of velocity when strikes the ground?
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Correct option is C
vcos45°=u=18 ms-1 ⇒ v=182 ms-1 Vertical component ysin45°=182×12=18 ms-1∣Similar Questions
A body of mass 1 kg is moving along positive x-axis with velocity 2 m/s. At t = 0, a constant force, parallel to positive y-axis, starts acting on the body and after 5 sec, speed of the body is found to be 4 m/s. Then work done by the force in 5 sec is
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