1.

The resistance `R = V//i`, where `V = 100 +- 5 V and I = 10+- 0.2 A`. What is the total error in `R`?A. `5%`B. `7%`C. `5.2%`D. `(5)/(2)%`

Answer» Correct Answer - 2
`(/_R)/(R)=(/_V)/(V)+(/_I)/(I)=(5)/(100)+(0.2)/(10)`
`(/_R)/(R)xx100=7%`


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