Process Control and Instrumentation The term analogous to the electrical current in a thermal system is the Temperature difference Heat flow rate Heat content in the system None of these Temperature difference Heat flow rate Heat content in the system None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Phase lag of the frequency response of a second order system to a sinusoidal forcing function Is 90° at the most Is 30° Approaches 180° asymptotically Is 120° Is 90° at the most Is 30° Approaches 180° asymptotically Is 120° 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 D⁴ D³ D D² D⁴ D³ D D² ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal wells used in temperature measurements should have High transmissivity of radiation Polished surface Very thick walls Low emissivity High transmissivity of radiation Polished surface Very thick walls Low emissivity ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Use of I-control along with P-control facilitates None of these Elimination of offset Reduction of offset Reduction of stability time None of these Elimination of offset Reduction of offset Reduction of stability time ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Mercury manometer (U-tube type) exemplifies a __________ order system. Second First Zero Third Second First Zero Third ANSWER DOWNLOAD EXAMIANS APP