10. State one way to reduce the moment of a given force about a given axis of rotation.
11 The stone of hand flour grinder is provided with a handle near its rim. Give a reason
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1)The moment of a given force about a given axis of rotation can be decreased by decreasing the perpendicular distance of force from the axis of rotation.
Explanation:
2)The stone of hand flour grinder is provided with a handle near its rim so that it can be rotated easily about the iron pivot at its center by a small force applied at the handle.
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