For the ideal transformer shown in Figure P.6.46, assume uin(t)-240 cos(377) V, Rin - 80, Ro-20, and the step-down turns ratio is set by r-2. To calculate the efficiency, you need to determine (1) and (2) 1. The secondary current. 2. The secondary power. 3. After calculating (1) and (2). calculate the installation efficiency Po/Pin, enter this answer only to two decimal digits. www K SEEKR 4

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For the ideal transformer shown in Figure P6.46, assume uin(t)-240 cos(377) V, Rin - 80. Ro-20, and the step-down turns ratio is set by n=2. To calculate the efficiency, you
need to determine (1) and (2):
1. The secondary current.
2. The secondary power.
3. After calculating (1) and (2), calculate the installation efficiency Po/Pin, enter this answer only to two decimal digits.
www
HEEKR
Transcribed Image Text:For the ideal transformer shown in Figure P6.46, assume uin(t)-240 cos(377) V, Rin - 80. Ro-20, and the step-down turns ratio is set by n=2. To calculate the efficiency, you need to determine (1) and (2): 1. The secondary current. 2. The secondary power. 3. After calculating (1) and (2), calculate the installation efficiency Po/Pin, enter this answer only to two decimal digits. www HEEKR
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