Solve the problem.The maximum number of volts, E, that can be placed across a resistor is given by the formula E = , where P is the number of watts of power that the resistor can absorb and R is the resistance of the resistor in ohms. Find E if P = 2 watts and R = 200 ohms.

A. 10 V
B. 40 V
C. 400 V
D. 20 V


Answer: D

Mathematics

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