The resistance R of a wire is given by relation . Percentage error in the measurement of
, l and r is 1%, 2% and 3% respectively. Then the percentage error in the measurement of R is
6%
9%
8%
10%
As we learnt in
Percentage error in the value of x -
%
- wherein
= absolute error in measurement of a
= absolute error in measurement of b
= absolute error in measurement of x
Option 1)
6%
Option is incorrect
Option 2)
9%
Option is correct
Option 3)
8%
Option is incorrect
Option 4)
10%
Option is incorrect