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The mechanical equivalent of heat J is...

The mechanical equivalent of heat J is

A

Has the same dimension as heat

B

Has the same dimension as work

C

Has the same dimension as energy

D

Is dimensionless

Text Solution

Verified by Experts

The correct Answer is:
D
The mechanical equivalent of heat is the ratio
`implies J = W/Q` is dimensionless
`W rarr` Amount of work expended in the production of heat Q.
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ERRORLESS-UNITS, DIMENSIONS AND MEASUREMENT-NCERT BASED QUESTIONS (Dimensions)
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