Suppose electrical power P is given by $P = \frac { E ^ { 2 } } { R } \text {, where } E \text { is voltage and } R \text { is }$ resistance. Approximate the maximum percent error in calculating the power if 140 volts are applied to a 3000-ohm resistor and the possible percent errors in measuring E and R are 5% and 8%, Respectively.
A)24%
B)42%
C)38%
D)43%
E)18%

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The Answer of Suppose electrical power P is given by $P = \frac { E ^ { 2 } } { R } \text {, where } E \text { is voltage and } R \text { is }$ resistance. Approximate the maximum percent error in calculating the power if 140 volts are applied to a 3000-ohm resistor and the possible percent errors in measuring E and R are 5% and 8%, Respectively.
A)24%
B)42%
C)38%
D)43%
E)18%

Suppose Electrical Power P Is Given By P=E2R, where E is voltage and R is P = \frac { E ^ { 2 } } { R } \text {, where } E \text { is voltage and } R \text { is }P=RE2​, where E is voltage and R is

Suppose Electrical Power P Is Given By $P = \frac { E ^ { 2 } } { R } \text {, where } E \text { is voltage and } R \text { is }$