Process Control and Instrumentation A bolometer is Used for the measurement of thermal radiation Neither A nor B Here An element which senses optical input and delivers thermal output Both A & B Here Used for the measurement of thermal radiation Neither A nor B Here An element which senses optical input and delivers thermal output Both A & B Here ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The term analogous to the electrical current in a thermal system is the Heat content in the system Temperature difference Heat flow rate None of these Heat content in the system Temperature difference Heat flow rate None of these 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 D D³ D² D⁴ D D³ D² ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Reference points i.e., ice point and steam point in Reaumer temperature scale are respectively 0° & 80° 32° & 460° - 273° & 80° 32° & 80° 0° & 80° 32° & 460° - 273° & 80° 32° & 80° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Suppose that the gain, time constant and dead time of a process with the following transfer function:Gc(s) = 10 exp( - 0.1s)/(0.5s + 1) are known with a possible error of ± 20% of their values. The largest permissible gain Kc of a proportional controller needs to be calculated below taking the values of process gain, time constant and dead time as 8, 0.6, 0.08 12, 0.6, 0.12 12, 0.4, 0.08 8, 0.6, 0.12 8, 0.6, 0.08 12, 0.6, 0.12 12, 0.4, 0.08 8, 0.6, 0.12 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The transfer function of a pure dead time system with dead time τd is E-τds Τds + 1 1/(τds + 1) Eτds E-τds Τds + 1 1/(τds + 1) Eτds ANSWER DOWNLOAD EXAMIANS APP
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