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प्रश्न
The diagram alongside shows a force F acting at point A, such that it produces a moment of force of 20 Nm in clockwise direction. Calculate the magnitude of force F.
संख्यात्मक
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उत्तर
Moment of force about O = 20 Nm (clockwise)
⊥ distance (OA) = 0.5 m
Moment of force = F × ⊥ distance
∴ F = \[\dfrac{\text{Moment of force}}{\perp \text{distance}}\]
= \[\dfrac{20\ \text{Nm}}{0.5\ \text{m}}\]
= 40 N
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