Process Control and Instrumentation A system with a double pole at the origin is unstable since the corresponding term in the time domain Decays linearly with time Grows linearly with time Is a constant Grows exponentially with time Decays linearly with time Grows linearly with time Is a constant Grows exponentially with time ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In second order underdamped system, Large damping co-efficient means smaller damping Overshoot increases for increasing damping co-efficient Decay ratio = (overshoot)² Decay ratio = overshoot Large damping co-efficient means smaller damping Overshoot increases for increasing damping co-efficient Decay ratio = (overshoot)² Decay ratio = overshoot ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation On-off controllers are normally used for Low loads Flow rate changes None of these Temperature changes Low loads Flow rate changes None of these Temperature changes ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following relates the absorption & evolution of heat at the junctions of a thermocouple to the current flow in the circuit? Joule heating effect Seebeck effect Thomson effect Peltier effect Joule heating effect Seebeck effect Thomson effect Peltier effect ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermistors are used in __________ devices. Temperature compensating Both B & C Temperature measuring Voltage measuring Temperature compensating Both B & C Temperature measuring Voltage measuring ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples has the least temperature measurement range? Platinum-platinum/rhodium Iron-constantan Chromel-alumel Copper-constantan Platinum-platinum/rhodium Iron-constantan Chromel-alumel Copper-constantan ANSWER DOWNLOAD EXAMIANS APP
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