Laws Of Motion Question 413

Question: A toy train consists of three identical compartment A, B and C. It is being pulled by a constant force F along C. The ratio of the tensions in the string connecting AB and BC is:

Options:

A) 2 : 1

B) 1 : 3

C) 1 : 1

D) 1 : 2

Show Answer

Answer:

Correct Answer: D

Solution:

[d] $ acc.=\frac{F}{3m}T _{1}=\frac{F}{3}N;T _{2}-T _{1}=\frac{F}{3} $

$ T _{2}=\frac{2F}{3}\Rightarrow T _{1}:T _{2}=1:2 $



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