Select the best answer for the question.4. Look at the drawing shown in the figure above. When you see this drawing in a schematic diagram, you should recognize that it represents a/anO A. step-up transformer.O B. inverter.C. bridge rectifier.OD. thermal relay.

Here is a simple description of each option: A. Step-up transformer: This device increases the…

Answered: Select the best answer for the…

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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A single phase diode bridge rectifier is connected by a transformer to ac supply of 230 V, 50 Hz and it feeds a R-L load of lo = 10 A. Average power delivered to load will be (Take transformer turn ratio = 1)
Design a bridge rectifier circuit to provide an output of 100 VDc. Calculate the diodes PIV rating and the transformer's turns ratio, if power is taken from the 120 V line AC supply. ***Type the letter of the correct answer. 1. The diodes PIV rating is: a. 157.23 V b. 222.36 V c. 314.47 V d. 111.18 V 2. The transformer's turns ratio is: a. 0.3816 b. 1.0793 c. 0.7632 d. 0.5397
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1- Calculate the theoretical output DC voltage of the full wave center tap rectifier circuit and compare it with measured value. For the capacitive filter, obtain the theoretical values of the DC output voltage and the ripple voltage and compare these values with the measured quantities. 2- What is the necessity of the transformer in the rectifier circuit? 3- Can a rectifier made in INDIA (V=230v, f=50HZ) be used in USA (V=110v, f=60HZ)? 4- Discuss your results stating the error sources.
- In d.c. generators armature reaction is produced by armature current O none of the mentioned compensating winding current field current O commutating winding current The use of d.c. generators elminated the use of rectifiers and ac supplies True False s If the number of layerallot is 4 then the number of colls the number of slots Equal to O none of the mentioned O twice O half O s In 2-pole machines: the wave winding have greater generated voltage than the lap winding'armatures True False For high rotating speed machines the number of poles munt be Little Tiue O Fale O O O
Comparing the performance with controlled rectifier circuit which one of the following statement is correct for DC -DC chopper ? a. Switching frequency is not responsible for output ripples b. small filters are required c. Regenerative braking process is very slow d. Efficiency is poor in chopper circuit
A. Define Commutation. List the method of commutation and explain the external plus commutation method in details. B. Find an expression for output de voltage in single phase fully controlled thyristor rectifier taking the effect of source inductance into consideration. C. Discuss the different modes of operation of thyristor in detials with help of static VI characterstics?
Please answer this,I want a detailed explanation. An a.c. supply drives a half-controlled thyristor bridge with a resistive load. Sketch the circuit diagram, and the voltage and current waveforms.
In a linear power supply, where will you connect the capacitor on order to reduce the ripple output of a rectifier circuit? O in parallel with the transformer O in series with the transformer O in parallel with the load resistor O in series with the load resistor
When comparing the efficiency of full-wave and half-wave rectifiers, one of the following statements is correct: Select one: a. Full-wave rectifier has a twice the efficiency of a hlaf-wave rectifier because it utilizes both half cycles of the input b. Full-wave rectifier has a twice the efficiency of a hlaf-wave rectifier because it makes use of a transformer c. Half-wave rectifier has half of the efficiency of a full-wave rectifier because the output frequency is double the line frequency d. Half-wave rectifier has half of the efficiency of a full-wave rectifier because it uses less number of diodes e. Half-wave rectifier has half of the efficiency of a full-wave rectifier because the ripple factor is much less
The applied input a.c. power to a half-wave rectifier is 100 watts. The d.c. output power obtained is 40 watts. What is the rectification efficiency ?

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Select the best answer for the question. 4. Look at the drawing shown in the figure above. When you see this drawing in a schematic diagram, you should recognize that it represents a/an O A. step-up transformer. O B. inverter. C. bridge rectifier. OD. thermal relay.