Kinematics Question 178

Question: Two bodies of different masses ma and mb are dropped from two different heights a and b . The ratio of the time taken by the two to cover these distances are [NCERT 1972; MP PMT 1993]

Options:

A) a:b

B) b:a

C) a:b

D) a2:b2

Show Answer

Answer:

Correct Answer: C

Solution:

h=12gt2⇒t=2h/g

ta=2agand tb=2bg⇒tatb=ab

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