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Write a note about mechanical work. Give...

Write a note about mechanical work. Give its unit.

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(i)Mechanical work is defined as force multiplied by the displacement through which the force acts
(ii) Whenever a force (F) acts on an object and the object undergoes a displacement (x) in the direction of the force, then the mechanical work said to be done
(iii) Mathematically w=F . x
w=F. x =N. m
w=Joule
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