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Why a spanner with a long handle is pre...

Why a spanner with a long handle is preferred to tighten screws in heavy vehicles ?

Text Solution

Verified by Experts

(i) The turning effect of a body depends upon the distance of the line of action of the applied force form the axis of rotation.
(ii) Larger the perpendicular distance , lesser is the force requried to turn the body . So spanner with long handle is preferred .
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