-Calculate PT in Figure 4 -1 if VT = 100 V and all three resistors are each 47 kΩ.
A)22 W
B)709 mW
C)23.6 mW
D)70.9 mW

Name: -Calculate PT in Figure 4 -1 if VT = 100 V and all three resistors are each 47 kΩ. A)22 W B)709 mW C)23.6 mW D)70.9 mW
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Question

-Calculate PT in Figure 4 -1 if VT = 100 V and all three resistors are each 47 kΩ.
A)22 W 
B)709 mW 
C)23.6 mW 
D)70.9 mW

Quizplus · Accepted Answer

The total resistance in the circuit is 3 * 47 kΩ = 141 kΩ. Using Ohm's Law, the total current I = VT / R = 100 V / 141 kΩ = 0.709 mA. The total power PT = VT * I = 100 V * 0.709 mA = 70.9 mW.

-Calculate PT in Figure 4 -1 If VT = 100