Solve the problem.The maximum number of volts, E, that can be placed across a resistor is given by the formula  where P is the number of watts of power that the resistor can absorb and R is the resistance of the resistor in ohms. Solve this equation for R. Use the result to determine the resistance of a resistor if P is  watts and E is 40 volts.

A. R = ; 102,400 ohms
B. R = ; 12,800 ohms
C. R = E2P2; 102,400 ohms
D. R = E2P; 12,800 ohms


Answer: B

Mathematics

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A.

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