Work done is said to be negative if the applied force has a ___________ in the direction opposite to displacement.
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work done is said to be negative if the applied force has a component in the direction opposite to displacement
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In negative work done force is applied in opposite direction. Because angle between displacement and force is 180°.according to cross product of vector
W=FSsinθ
W=FSsin180
Value of sin 180 is -1
W=-FS
Hence work done is negative.
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