Though the forces are balanced at the mean position, the bob of a pendulum still crosses over to the other extreme position after being released. This is due to :

inertia of the bob

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potential energy of the bob

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weight of the bob

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temperature of the bob

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Solution

The correct option is A inertia of the bob
Bob has maximum velocity at it mean position. The bob crosses the mean position due to this velocity, though the force on bob is balanced at the mean position. This is the inertia of motion.

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Similar questions

Q. When the bob of a simple pendulum is displaced to one extreme position P and then released, it swings towards the centre position Q and then to the other extreme position R. At which position does the bob have maximum kinetic energy?

Q. The hanging bob of a simple pendulum is displaced to one extreme position B and then released. It swings towards centre position A and then to the other extreme position C. In which position does the bob have :

(i) maximum potential energy?
(ii) maximum kinetic energy?

Q. Calculate the kinetic energy of bob of a simple pendulum when it reaches the mean position after releasing from the extreme position as shown in the figure.

Consider that the bob of a simple pendulum has moved from its mean position to one of its extreme positions and then again to mean position from where it moved to the other extreme position and then back to the mean position. The bob of the simple pendulum has now completed:

Name the type of energy possessed by the bob of a simple pendulum when it is at (a) the extreme position,(b) the mean position, and (c) between the mean and extreme positions.

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Though the forces are balanced at the mean position, the bob of a pendulum still crosses over to the other extreme position after being released. This is due to :

The correct option is A inertia of the bobBob has maximum velocity at it mean position. The bob crosses the mean position due to this velocity, though the force on bob is balanced at the mean position. This is the inertia of motion.

The correct option is A inertia of the bob
Bob has maximum velocity at it mean position. The bob crosses the mean position due to this velocity, though the force on bob is balanced at the mean position. This is the inertia of motion.