Figure 3
-Refer to Figure 3. Note the input is a 5 Vrms sine wave. The ac power in RL is ideally
A)1.56 W
B)3.12 W
C)0.31 W
D)0.62 W

Name: Figure 3 -Refer to Figure 3. Note the input is a 5 Vrms sine wave. The ac power in RL is ideally A)1.56 W B)3.12 W C)0.31 W D)0.62 W
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Question

Figure 3
-Refer to Figure 3. Note the input is a 5 Vrms sine wave. The ac power in RL is ideally
A)1.56 W 
B)3.12 W 
C)0.31 W 
D)0.62 W

Quizplus · Accepted Answer

The ac power in RL is given by:P = Vrms^2 / R= (5 Vrms)^2 / 10 ohms= 25 / 10= 2.5 W

Figure 3 -Refer to Figure 3. Note the Input Is a 5