Question

13 A physical quantity P is related to four observables a, b, c and das follows:
P=a*b*/(ed)
The percentage errors of measurement in a, b, c and d are 1%, 3%, 4% and 2%.
respectively. What is the percentage error in the quantity P? If the value of P calculated
using the above relation turns out to be 3.763, to what value should you round off
the result ?
why are we rounding off P to 1 decimal place​

Answer 1

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