Process Control and Instrumentation Out of the following themocouple wire insulating material, the highest temperature rating is for Asbestos Ceramic fibre Teflon Fibre glass Asbestos Ceramic fibre Teflon Fibre glass ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Emf developed by a thermocouple while measuring a temperature of 400°C is 22 mV. The type of thermocouple used is Iron-constantan Platinum-platinum+rhyodium Platinum-rhodium Chromel-alumel Iron-constantan Platinum-platinum+rhyodium Platinum-rhodium Chromel-alumel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The response of two tanks of same size and resistance in series is Under damped Over damped Critically damped None of these Under damped Over damped Critically damped 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 Approaches 180° asymptotically Is 90° at the most Is 30° Is 120° Approaches 180° asymptotically Is 90° at the most Is 30° Is 120° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Find the ultimate gain and frequency for a proportional controller in the case of a process having the transfer function Gp(s) = 1/(4s + 1)(2s + 1)(s + 1). W = 1/√14, Kc = 45/7√14 W = 1, Kc = 13 W = √(7/6), Kc = 46/3 W = √(7/8), Kc = 45/4 W = 1/√14, Kc = 45/7√14 W = 1, Kc = 13 W = √(7/6), Kc = 46/3 W = √(7/8), Kc = 45/4 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Bimetal strips are not used in Thermostats Relays for opening & closing of electrical circuits Thermocouples Bimetallic thermometers Thermostats Relays for opening & closing of electrical circuits Thermocouples Bimetallic thermometers ANSWER DOWNLOAD EXAMIANS APP