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 $