A heavy particle is suspended by a 1.5 m long string. It is…

Physics Work, Energy, Power and Collision Mix MCQ (Single Correct)

A heavy particle is suspended by a 1.5 m long string. It is given a horizontal velocity of m/s.

Find the angle made by the string with the upward vertical, when it becomes slack.

Find the speed of the particle at this instant.

Find the maximum height reached by the particle over the point of suspension. Take g = 10m/s 2 .

Text Solution

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The correct answer is:

CHECK THE SOLUTION.

Putting the value of v from equation (1)

from equation (2)

As the string becomes slack at point B, the particle will start making projectile motion.

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