Units and Measurements

Question: A physical quantity is given by $X = {M^a}{L^b}{T^c}$. The percentage error in measurement of $M,L$and T are $\alpha ,\beta $and $\gamma $ respectively. Then maximum percentage error in the quantity X is

1) $a\alpha + b\beta + c\gamma$

2) $a\alpha + b\beta - c\gamma$

3) $\frac{a}{\alpha } + \frac{b}{\beta } + \frac{c}{\gamma }$

4) None of these

Solution:

Explanation: explanation

Errors-in-Measurement

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