(a) A resistance strain gauge with a gauge factor of. 4 is cemented to a steel member,which is subjected to a strain of 10-3. If the unstrained resistance value of the gauge is1302, calculate the resistance value after strain.(b) The system shown in Figure Q4 (b) is a J-type thermocouple, useded measure thetemperature.(i)Discuss the need to have a voltmeter in the measurement.(ii)Draw the system to describe the needed reference junction to thethermocouple. Name the material of all parts added.(iii)Explain the need for the added reference junction for the thermocouple.J:JT;peThermocoupleсоррerJiIronсорperConstantanJ3Figure Q4 (b)

Answered: Image /qna-images/answer/0a94a953-7956-491b-bfc8-4379fca3a5a5.jpg

(a) A resistance strain gauge with a gauge factor of. 4 is cemented to a steel member, which is subjected to a strain of 10-3. If the unstrained resistance value of the gauge is 1300, calculate the resistance value after strain.

(a) A resistance strain gauge with a gauge factor of. 4 is cemented to a steel member, which is subjected to a strain of 10-3. If the unstrained resistance value of the gauge is 1300, calculate the resistance value after strain.

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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Question

(a) A resistance strain gauge with a gauge factor of. 4 is cemented to a steel member,
which is subjected to a strain of 10-3. If the unstrained resistance value of the gauge is
1302, calculate the resistance value after strain.
(b) The system shown in Figure Q4 (b) is a J-type thermocouple, useded measure the
temperature.
(i)
Discuss the need to have a voltmeter in the measurement.
(ii)
Draw the system to describe the needed reference junction to the
thermocouple. Name the material of all parts added.
(iii)
Explain the need for the added reference junction for the thermocouple.
J:
JT;pe
Thermocouple
соррer
Ji
Iron
сорper
Constantan
J3
Figure Q4 (b)

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