Question

The highest position of the bob of an ideal pendulum is 5cm higher than the lowest position.The mass of the bob is 1g*(g=10m/s^(2))
(i) Which of the following statementS is correct? A.The maximum speed of the bob is 3m/s. B.The maximum speed of the bob is 1m/s.
C.The minimum speed of the bob is 1m/s.
D.At some point in its oscillation the speed of the bob is 1m/s. m/s.
(ii) Which of the following statements is incorrect? A.
A. Kinetic energy is maximum at the lowest point of the oscillation.
B.The total energy is maximum at the highest point of the oscillation.
D.The total energy of the bob is 0.05J.​

Answer 1

Answer:

I) C

II) D

Explanation:

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