Process Control and Instrumentation According to Bode stability criterian, a system is unstable, if the open loop frequency response exhibits an amplitude ratio exceeding unity at frequency for which phase lag is 0° 180° 90° 45° 0° 180° 90° 45° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The amplitude ratio for the sinusoidal response of a __________ is 1. First order system Second order system Transportation lag None of these First order system Second order system Transportation lag None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Use of I-control along with P-control facilitates None of these Reduction of offset Elimination of offset Reduction of stability time None of these Reduction of offset Elimination of offset Reduction of stability time ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Strain gage pressure transducers are used to measure __________ pressures. Gage as well as vacuum Neither A nor B Both A & B Here Absolute as well as differential Gage as well as vacuum Neither A nor B Both A & B Here Absolute as well as differential ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Bimetal strips are not used in Thermostats Bimetallic thermometers Thermocouples Relays for opening & closing of electrical circuits Thermostats Bimetallic thermometers Thermocouples Relays for opening & closing of electrical circuits ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following relates the emf. generated in a single homogeneous wire to the temperature difference? Seebeck effect Peltier effect Thomson effect None of these Seebeck effect Peltier effect Thomson effect None of these ANSWER DOWNLOAD EXAMIANS APP
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