Process Control and Instrumentation Which of the following thermocouples is capable of measuring a temperature of -50°C? Copper - constantan Iron-constantan Chromel - alumel Platinum - platinum + rhodium Copper - constantan Iron-constantan Chromel - alumel Platinum - platinum + rhodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal well made of __________ gives the fastest speed of response, while measuring temperature by thermocouples. Nichrome Inconel Steel Vycor (a glass) Nichrome Inconel Steel Vycor (a glass) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The transfer function for a P-D controller is Kc(1 +1/τD s) Kc τD s Kc/τD s Kc(1+τD s) Kc(1 +1/τD s) Kc τD s Kc/τD s Kc(1+τD s) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ thermometer can not measure sub-zero (< 0° C) temperature, Vapor pressure Resistance Mercury in glass Bimetallic Vapor pressure Resistance Mercury in glass Bimetallic ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Out of the following themocouple wire insulating material, the highest temperature rating is for Asbestos Teflon Fibre glass Ceramic fibre Asbestos Teflon Fibre glass Ceramic fibre ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A proportional controller with a gain of Kc is used to control a first order process. The offset will increase, if Integral control action is introduced Kc is reduced Derivative control action is introduced Kc is increased Integral control action is introduced Kc is reduced Derivative control action is introduced Kc is increased ANSWER DOWNLOAD EXAMIANS APP
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