During summer sault, a swimmer bends his body to

Increase moment of Inertia

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Decrease moment of Inertia

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Decrease the angular momentum

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Reduce the angular velocity

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Solution

The correct option is A Decrease moment of Inertia
In the absence of any external torque, $I w = c o n s t a n t$
Thus a swimmer bends his body to decrease its moment of inertia in response to increase its angular speed.

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During summer sault, a swimmer bends his body to

The correct option is A Decrease moment of InertiaIn the absence of any external torque, Iw=constantThus a swimmer bends his body to decrease its moment of inertia in response to increase its angular speed.

The correct option is A Decrease moment of Inertia
In the absence of any external torque, $I w = c o n s t a n t$
Thus a swimmer bends his body to decrease its moment of inertia in response to increase its angular speed.