Process Control and Instrumentation Relationship between absorption/evolution of heat at the thermocouple junctions and the current flow in the circuit is given by __________ effect. None of these Thomson Peltier Seebeck None of these Thomson Peltier Seebeck ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The initial value (t=0) of the unit step response of the transfer function [(s + 1)/(2s + 1)] is 43832 2 1 43832 2 1 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which thermocouple can be used to measure a temperature of around 1400°C ? Platinum-platinum+rhodium None of these Copper-constantan Aluminium-chromel Platinum-platinum+rhodium None of these Copper-constantan Aluminium-chromel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Nichol's chart deals with 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 Closed loop values vs. open loop values 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 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 8, 0.6, 0.08 12, 0.6, 0.12 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation What is the Laplace transform of sin t ? S/(s² - 1) S/(s² + 1) 1/(s² + 1) 1/(s² - 1) S/(s² - 1) S/(s² + 1) 1/(s² + 1) 1/(s² - 1) ANSWER DOWNLOAD EXAMIANS APP