Process Control and Instrumentation Nichol's chart deals with Closed loop values vs. open loop values R. vs. phase lag of first order Frequency response values of controllers R. vs. phase lag of second order Closed loop values vs. open loop values R. vs. phase lag of first order Frequency response values of controllers R. vs. phase lag of second order ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Volumetric expansion is the working principle of the __________ thermometers. Bimetallic Constant volume gas Mercury in glass Vapor pressure Bimetallic Constant volume gas Mercury in glass Vapor pressure ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Emf developed by a thermocouple, while measuring a temperature of 600°C is about 5.5 mV. The type of thermocouple used is Chromel-alumel Either A, B or C Iron-constantan Platinum-platinum+rhodium Chromel-alumel Either A, B or C Iron-constantan Platinum-platinum+rhodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Starting temperature of optical radiation pyrometer is __________ °C. 400 800 1500 1200 400 800 1500 1200 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, 0.4, 0.08 12, 0.6, 0.12 8, 0.6, 0.12 8, 0.6, 0.08 12, 0.4, 0.08 12, 0.6, 0.12 8, 0.6, 0.12 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Identify an unbounded input from inputs whose transfer functions are given below 1/(S² + 1) 1/S 1/S² 1 1/(S² + 1) 1/S 1/S² 1 ANSWER DOWNLOAD EXAMIANS APP