Process Control and Instrumentation The function of a transducer is to Convert the primary signal into a more useful quantity, usually an electric impulse Modify the input signal Codify/decodify the input signal Amplify the input signal Convert the primary signal into a more useful quantity, usually an electric impulse Modify the input signal Codify/decodify the input signal Amplify the input signal ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Mercury thermometer can be used to measure the temperature upto __________ °C. 350 250 750 100 350 250 750 100 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Composition of natural gas is determined by the Mass spectrometer Haldane apparatus Chromatograph Both B and C Mass spectrometer Haldane apparatus Chromatograph Both B and C ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In second order underdamped system, Large damping co-efficient means smaller damping Decay ratio = overshoot Overshoot increases for increasing damping co-efficient Decay ratio = (overshoot)² Large damping co-efficient means smaller damping Decay ratio = overshoot Overshoot increases for increasing damping co-efficient Decay ratio = (overshoot)² ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The unit of 'time constant' of a system is the same as that of Time None of these (time)⁻¹ Velocity Time None of these (time)⁻¹ Velocity ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The deflection in diaphragm (which is used as pressure sensor in pneumatic and electronic instruments) is dependent on the metal thickness, its diameter (d) and shape & number of corrugations. Its deflection is proportional to D³ D D⁴ D² D³ D D⁴ D² ANSWER DOWNLOAD EXAMIANS APP
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