Q.

The SI unit of work is_


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a

Newton

b

Joule

c

Volt

d

watt 

answer is B.

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Detailed Solution

The SI unit of work is Joule.
Force can be defined as the product of the mass and acceleration of the body.
Work = Force × displacement
S.I Unit of force=N
S.I Unit of displacement = m
Hence Unit of Work =Nm Nm is known as Joule (J). Hence unit of work is Joule.
 
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