Question

If the formula for a physical quantity is
. a 63
and if the percentage error
32112
in the measurements of a, b, c and d
are 2%, 3%, 3% and 4% respectively.
Calculate percentage error in X.
[Ans: 20%]​

Answer 1

✿━━━━@Mg━━━━✿

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✿━━━━@Mg━━━━✿

ΔPP × 100 = (ΔR1R1 + ΔR2R2 + ΔR3R3 + ΔR4R4) × 100

ΔPP × 100 = 3 + 6 + 2 + 2 = 19.5%

=20%

%

Answer 2

19.5 or 20%

Refer to the attachment.