Laws Of Motion Question 230

Question: If rope of lift breaks suddenly, the tension exerted by the surface of lift [AFMC 2002] (a = acceleration of lift)

Options:

A) mg

B) m(g+a)

C) m(ga)

D) 0

Show Answer

Answer:

Correct Answer: D

Solution:

If rope of lift breaks suddenly, acceleration becomes equal to g so that tension, T=m(gg)=0



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