Home Physics Newton's Laws of Motion Second Law of Motion A mass (M) of 1 kg is suspended by a string …
Physics Newton's Laws of Motion Second Law of Motion MCQ (Single Correct)

A mass (M) of 1 kg is suspended by a string A. Another string C is connected to its lower end. If a sudden jerk is given to C then

A
The string AB will break
B
The string BC will break
C
None of the strings will break
D
The mass will start rotating

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Text Solution

Verified by Experts
The correct answer is:
B

After a jerk, impulsive tension exceeds the breaking stress in string BC. So string breaks

before the jerk wave can reach to string AB.

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