A chopper circuit works at a frequency of 4 kHz of a 220 V dc supply. For 180 V output voltage, find the conduction and blocking periods of a thyristor in each cycle. Select one: a. 0.209 ms, 0.234 ms b. 0.404 ms, 0.055 ms c. 0.204 ms, 0.045 ms d. 0.704 ms, 0.897 ms

A chopper circuit works at a frequency of 4 kHz of a 220 V dc supply. For 180 V output voltage, find the conduction and blocking periods of a thyristor in each cycle. Select one: a. 0.209 ms, 0.234 ms b. 0.404 ms, 0.055 ms c. 0.204 ms, 0.045 ms d. 0.704 ms, 0.897 ms

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter21: Resistive-capacitive Series Circuits

Section: Chapter Questions

Problem 7RQ: An RC series circuit is connected to a 120-V, 60-Hz power source. The resistor is 25 and has a...

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Question

A chopper circuit works at a frequency of 4 kHz of a 220 V dc supply. For 180 V output voltage,
find the conduction and blocking periods of a thyristor in each cycle.
Select one:
a. 0.209 ms, 0.234 ms
b. 0.404 ms, 0.055 ms
c. 0.204 ms, 0.045 ms
d. 0.704 ms, 0.897 ms

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