Chapter 1 Rotational Dynamics Text book Solution
1. Choose the correct option.
ii) A particle of mass 1 kg, tied to a 1.2 m long string is whirled to perform vertical
circular motion, under gravity. Minimum speed of a particle is 5 m/s. Consider
following statements.
P) Maximum speed must be 5 √ 5 m/s.
Q) Difference between maximum and minimum tensions along the string is 60 N.
Select correct option.
(A) Only the statement P is correct.
(B) Only the statement Q is correct.
(C) Both the statements are correct.
(D) Both the statements are incorrect.
Answer:- (C) Both the statements are correct.
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