4-A thyristor of thermal resistance 1.8 C°/W is mounted on a heat sink of thermal resistance 2.0 C/W. The maximum power loss of the thyristor if the junction temperature is not to exceed 125C' in an ambient of 40 C° is: 22.3W 50.8W 30.9W 5-For single phase half-wave controlled rectifier with a freewheeling diode connected across the inductive load, the supply voltage is 220V (RMS). The mean value of the output voltage for a=45 is: 100.7V 70.9V 84.5V

4-A thyristor of thermal resistance 1.8 C°/W is mounted on a heat sink of thermal resistance 2.0 C/W. The maximum power loss of the thyristor if the junction temperature is not to exceed 125C' in an ambient of 40 C° is: 22.3W 50.8W 30.9W 5-For single phase half-wave controlled rectifier with a freewheeling diode connected across the inductive load, the supply voltage is 220V (RMS). The mean value of the output voltage for a=45 is: 100.7V 70.9V 84.5V

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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