Questions
A balloon starts rising from the surface of earth. The ascent rate is constant and equal to . Due to wind the balloon gathers the horizontal velocity component = Ay. While A is constant and if y is the height of ascent, the horizontal drift of the balloon is:
detailed solution
Correct option is A
vertical displacment y=v0t, ; t =yv0 horizontal displacement x=∫vxdt =∫Aydt =∫Av0tdt=Av0t22 =Av0yv022=Ay22v0Talk to our academic expert!
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A particle is projected vertically upward with a velocity of 40m/s. Then the length of path covered by the particle in the last second of its flight is
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