Laws of Motion 3 Question 4
4. Two masses and connected by an inextensible string over a frictionless pulley, are moving as shown in the figure. The coefficient of friction of horizontal surface is 0.15 . The minimum weight that should be put
on top of
(2018 Main)
(a)
(b)
(c)
(d)
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Answer:
Correct Answer: 4. (a)
Solution:
- None of the four options are correct.
Substituting,
We get,