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

Question

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

1 Answer

hutan · Answer 1 · 2022-10-07T18:59:11+0000

Right choice is (b) 714 Watts

Easy explanation: P = Vo^2/R

Vo = Vm/π

AC supplied to the rectifier is 2 x 230 = 460 V (rms)

Therefore, Vo = √2 x 460 / π = 207.04

P = 714.43 W.

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

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

Please log in or register to add a comment.

Related questions

Most popular tags