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Physics Question on Accuracy, precision of instruments and errors in measurement

In an experiment four quantities a, b, c and d are measured with percentage error 1%, 2%, 3% and 4% respectively. Quantity P is calculated as follows: P= a3b2cd\frac{a^3 b^2}{cd} % error in P is

A

14%

B

10%

C

7%

D

4%

Answer

14%

Explanation

Solution

The correct option is (A): 14%