If a 500-W heater carries a current of 4.00 A,what is the voltage across the ends of the heating element?
A)2 000 V
B)125 V
C)250 V
D)0.008 V

Name: If a 500-W heater carries a current of 4.00 A,what is the voltage across the ends of the heating element? A)2 000 V B)125 V C)250 V D)0.008 V
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Question

Quizplus · Accepted Answer

The power (P) is given by P = IV, where I is the current and V is the voltage. Rearranging gives V = P/I. Substituting the given values, V = 500 W / 4.00 A = 125 V.

If a 500-W Heater Carries a Current of 4