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The work done by the tension in the string of a pendulum during one complete vibration is equal to (a) Potential energy of pendulum (b) Total energy of pendulum (c) Kinetic energy of pendulum (d) Zero

The work done by the tension in the string of a pendulum during one complete vibration is equal to

(a) Potential energy of pendulum
(b) Total energy of pendulum
(c) Kinetic energy of pendulum
(d) Zero

Grade:Upto college level

2 Answers

Saurabh Koranglekar
askIITians Faculty 10341 Points
one year ago
Dear student

The answer is option d

Regards
Vikas TU
14149 Points
one year ago
At the lowest point (Point D) the pendulum has its greatest speed. All of the energy in the pendulum is kinetic energy and there is no gravitational potential energy. However, the total energy is constant as a function of time.

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