A ball P is dropped vertically and another ball Q is thrown horizontally from the  same height and at the same time. If air resistance is neglected, then 

(1) Ball P reaches the ground first

(2) Ball Q reaches the ground first

(3) Both reach the ground at the same time

(4) The respective masses of the two balls will decide the time

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Concept Questions :-

Uniformly accelerated motion

(3) Vertical component of velocities of both the balls are same and equal to zero. So t=2hg  

Difficulty Level:

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