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Unit - 4.1 Simple Machine And Their Importance — PHYSICS STD 6 — Question

ICSE BoardEnglish MediumSTD 6PHYSICSUnit - 4.1 Simple Machine And Their Importance1 Mark
Question
Define:-Effort arm
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Answer

The perpendicular distance between the point or the axis of rotation and the point at which the efforts acts is known as an effort arm.

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