The third question only. i 7:21令7.20Part 2.jpgPart 21. The power of an 80W, 220V lamp n to be varied by controlling the firing angle of an SCR ina tull-wave ractifier circuit: a voltage of 220 V paal appears across each SCR. What r.m.svoltage is deveinped in the lamp if the 5CR han a forwand breaktmun vaitage of 1320 VT1. Ir V = 1av, R=15 ka, C=0.1 uF, na 0.55, R = 1000 and R = 5000, determine the follewingir - SuA, = 4mA. VTVand FTHO. Draw the waveform of V and determinea. Re and RaD. V.c Frequency of oscillatiun (dn not estimate)d. Range ufJ. Suppose the circuit below contains a diac with Va 30V. Suppose also that the resistor andcapacitor sizes are such that the firtng delay angle is 60, if the 30-V diac is removed andTeplaced by a 20-v dac but nothing ese is changed, what will happen to the firing delayangle Whyt...II

Assuming, 30V DIAC is connected to the circuit.

Part 2 1. The power of an BOw, 220V lamp n to be varied by controlling the firing angle of an SCR in a full wave rectifier circuit: a voltage of 220 v peah appears across each SCR. What r.m.s veltage is deveinped in the lamp if the SCR hasa forwand breahdown voitage of 120 V 1. Ir V 1av, N15 ka, C0.1 uF, na 0.5, Ri= 1000 and R 5000, determine the following if SA, AmA. VTVand u 70. Draw the waveform of V and determine A. Ra and Ra D. V E Frequency of oscillation (do not estimate) d. Range at 3. Suppose the circuit below contains a diac with Va 20v. Suppose also that the resistor and capacitor sizes are such that the firing delay angle is 60, if the 30-V diae is removed and placed by a 28-V dac but nothing else is changed, what will happen to the firing delay angle Why C

Part 2 1. The power of an BOw, 220V lamp n to be varied by controlling the firing angle of an SCR in a full wave rectifier circuit: a voltage of 220 v peah appears across each SCR. What r.m.s veltage is deveinped in the lamp if the SCR hasa forwand breahdown voitage of 120 V 1. Ir V 1av, N15 ka, C0.1 uF, na 0.5, Ri= 1000 and R 5000, determine the following if SA, AmA. VTVand u 70. Draw the waveform of V and determine A. Ra and Ra D. V E Frequency of oscillation (do not estimate) d. Range at 3. Suppose the circuit below contains a diac with Va 20v. Suppose also that the resistor and capacitor sizes are such that the firing delay angle is 60, if the 30-V diae is removed and placed by a 28-V dac but nothing else is changed, what will happen to the firing delay angle Why C

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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