Kinematics Question 206

Question: $ P,Q $ and $ R $ are three balloons ascending with velocities $ U,4U $ and $ 8U $ respectively. If stones of the same mass be dropped from each, when they are at the same height, then [ it’sM Dhanbad 1994]

Options:

A) They reach the ground at the same time

B) Stone from $ P $ reaches the ground first

C) Stone from $ R $ reaches the ground first

D) Stone from $ Q $ reaches the ground first

Show Answer

Answer:

Correct Answer: B

Solution:

It has lesser initial upward velocity.



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