ELECTRICITY FOR THE TRADES W/ACCESS
3rd Edition
ISBN: 9781264605309
Author: Petruzella
Publisher: MCG
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Chapter 6.2, Problem 15RQ
Define meter accuracy.
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Q3-consider the unity feedback system shown below:
a.Evaluate general formula of ess?
b.Calculate the steady state error of the closed loop system due to R(s) unit step input, D(s)=0]? c.Calculate the steady-state response when D(s) and ramp and R(s)=0?
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400KHZ.
Q1. In a Boost converter, L = 25 μH, Vin = 12 V, D = 0.4, P = 25 W, and fs
(i) if the output load is changing. Calculate the critical value of the output load P,below which
the converter will enter the discontinuous conduction mode of operation. Assume the total
turn-on loss is equal to 2 W.
(ii) Assuming the input voltage fluctuates from 10 V to 14 V and the output voltage is regulated
to 20 V. Calculate the critical value of the inductance L below which this Boost converter will
enter the discontinuous conduction mode of operation at P = 5 W.
(iii) Draw the waveforms for inductor voltage, inductor current, and the capacitor current for
this Boost converter at the output load that causes it to operate at the border of continuous and
discontinuous modes.
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Chapter 6 Solutions
ELECTRICITY FOR THE TRADES W/ACCESS
Ch. 6.1 - Explain how measurements are made using an analog...Ch. 6.1 - Prob. 2RQCh. 6.1 - Name the three basic metering functions that can...Ch. 6.1 - What is the purpose of the multimeter function...Ch. 6.1 - What is the purpose of the multimeter range...Ch. 6.1 - An analog voltmeter uses a single scale calibrated...Ch. 6.1 - Unlike analog multimeters, digital multimeters...Ch. 6.1 - Prob. 8RQCh. 6.1 - How are voltmeters connected relative to the...Ch. 6.1 - Digital voltmeters have little or no loading...
Ch. 6.1 - A digital multimeter is used to measure a DC...Ch. 6.1 - Define voltage drop.Ch. 6.1 - How are ground-referenced voltage measurements...Ch. 6.1 - State one advantage and one limitation of a...Ch. 6.1 - A noncontact voltage detector is to be used to...Ch. 6.1 - When measuring voltages and currents of unknown...Ch. 6.1 - How must ammeters be connected relative to the...Ch. 6.1 - Ammeters are required to have very low resistance...Ch. 6.1 - What is the advantage of taking a current reading...Ch. 6.1 - Explain how a clamp-on ammeter measures current...Ch. 6.1 - While attempting a voltage measurement across a...Ch. 6.1 - A clamp-on ammeter is to be used to determine the...Ch. 6.2 - What four basic components make up the internal...Ch. 6.2 - How is the pointer of an analog-type ohmmeter set...Ch. 6.2 - Series analog ohmmeters have nonlinear scales....Ch. 6.2 - What does a resistance reading of OL on a digital...Ch. 6.2 - A multimeter set to measure resistance is...Ch. 6.2 - When doing in-circuit component resistance...Ch. 6.2 - Explain the purpose of the multimeter continuity...Ch. 6.2 - An ohmmeter is connected across the two leads of a...Ch. 6.2 - Convert each of the following digital multimeter...Ch. 6.2 - Give an example of what might cause the occurrence...Ch. 6.2 - What energy-level category of multimeter is...Ch. 6.2 - A simple resistance measurement is made to test...Ch. 6.2 - What type of hand protection may be required when...Ch. 6.2 - Compare the input impedance of analog and digital...Ch. 6.2 - Define meter accuracy.Ch. 6.2 - Define meter resolution.Ch. 6.2 - What protection is afforded by the fuse connected...Ch. 6.2 - Prob. 18RQCh. 6.2 - The diode test function of a DMM is to be used to...Ch. 6.2 - Under what condition will true RMS and averaging...
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