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Work

Cases where work is not     done

Units of work

Positive and Negative Work

Examples on Work Done

Variable Force

Example on Variable Force

Units of Work
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Since work done W = F.S, its units are force times length. The SI unit of work is Newton-meter (Nm). Another name for it is Joule (J).

 1 Nm = 1 J

 The unit of  work in cgs system is dyne cm or erg

 Note that 1 J = 10⁷ ergs.

 The dimensional formula of work is [ML²T^-2]

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