Process Control and Instrumentation Phase margin is equal to Phase lag + 90° Phase lag + 180° 180° - phase lag Phase lag - 180° Phase lag + 90° Phase lag + 180° 180° - phase lag Phase lag - 180° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation An amplitude ratio of 0.1 corresponds to __________ decibels. -10 20 10 -20 -10 20 10 -20 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Emf developed by a thermocouple while measuring a temperature of 800°C is about 31 mV. The type of thermocouple used is Chromel-alumel Iron-constantan Platinum-platinum+rhodium None of these Chromel-alumel Iron-constantan Platinum-platinum+rhodium None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The __________ of a vapor pressure thermometer is a functioning element. Pointer Bourdon tube Bulb None of these Pointer Bourdon tube Bulb None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouple materials does not contain nickel? Alumel Constantan None of these Chromel Alumel Constantan None of these Chromel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Strain gage uses an electrical conductor wire, which when elastically stretched increases in length and reduces in diameter. Both these dimensional changes result in __________ in the electrical resistance of the wire. No change Exponential decrease Increase Decrease No change Exponential decrease Increase Decrease ANSWER DOWNLOAD EXAMIANS APP
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