Q.

Assertion (A) : Angular displacement is a dimensionless quantity but it has unit

Reason (R) : Angular displacement is a supplementary quantity

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a

Both A and R are true but R is not the correct explanation of the A.

b

Both A and R are true and R is the correct explanation of the A

c

A is incorrect, but R is correct

d

A is correct, but R is incorrect

answer is A.

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Detailed Solution

Change in angular position is called angular displacement it has unit but no dimensions because angular displacement is supplementary physical quantity

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