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A physical quantity is represented by X=...

A physical quantity is represented by `X=M^(a)L^(b)T^(-c)`.If the percentage error in the measurement of M,L and T are `alpha%, beta%` and `gamma%` to respectively, what is the total percentage error in X?

A

`(alpha a - betab + gamma c)` %

B

`(alpha a + betab + gamma c)` %

C

`(alpha a - betab - gamma c)` %

D

None of the above

Text Solution

Verified by Experts

The correct Answer is:
b
Error in `x = (a alpha + b beta + c gamma)%`
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