the resistance R=V/I where V= (100±5)Vand I= (10±0.2)A.Find the percentage error in R.
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36
[♢ for delta]
R=V/I=100/10=10ohm
♢R/R=♢V/V +♢I/I = 5/100 + 0.2/100 = 7/100
♢R=0.07 × R =0.07 × 10 = 0.7ohms
percentage error =♢R/R × 100
= 0.7/10×100
=7 %
R=V/I=100/10=10ohm
♢R/R=♢V/V +♢I/I = 5/100 + 0.2/100 = 7/100
♢R=0.07 × R =0.07 × 10 = 0.7ohms
percentage error =♢R/R × 100
= 0.7/10×100
=7 %
Answered by
1
Answer:
Explanation:[♢ for delta]
R=V/I=100/10=10ohm
♢R/R=♢V/V +♢I/I = 5/100 + 0.2/100 = 7/100
♢R=0.07 × R =0.07 × 10 = 0.7ohms
percentage error =♢R/R × 100
= 0.7/10×100
=7 %
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