Explanation: B-2 type has efficiency 8/π. M-2 type has efficiency half of that of a B-2 type. 9. A load of R = 60 Ω is fed from 1phase, 230 V, 50 Hz supply through a step-up transformer & than a diode. The transformer turns ratio = 2. The power delivered to the load is
A. 614 Watts
B. 714 Watts
C. 814 Watts
D. 914 Watts
Answer:A
Explanation: B-2 type has efficiency 8/π. M-2 type has efficiency half of that of a B-2 type. 9. A load of R = 60 Ω is fed from 1phase, 230 V, 50 Hz supply through a step-up transformer & than a diode. The transformer turns ratio = 2. The power delivered to the load is
A. 614 Watts B. 714 Watts C. 814 Watts D. 914 Watts
Explanation: P = Vo2/R