Calculate the work done when a force N displaces a body through m.

PHYSICS · Single correct · CBSE · Physics · Work, Energy and Power · Work, Energy and Power

Problem

Calculate the work done when a force F⃗=3i+4j+5k\vec F=3\mathbf i+4\mathbf j+5\mathbf k N displaces a body through d⃗=2i−j+k\vec d=2\mathbf i-\mathbf j+\mathbf k m. (a) −7-7 J (b) 1515 J (c) 77 J (d) 22 J

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