Process Control and Instrumentation Nichol's chart deals with Closed loop values vs. open loop values R. vs. phase lag of second order Frequency response values of controllers R. vs. phase lag of first order Closed loop values vs. open loop values R. vs. phase lag of second order Frequency response values of controllers R. vs. phase lag of first order ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Strain gage uses an electrical conductor wire, which when elastically stretched increases in length and reduces in diameter. Both these dimensional changes result in __________ in the electrical resistance of the wire. Decrease Increase No change Exponential decrease Decrease Increase No change Exponential decrease ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the systems having following transfer functions is stable? 1/(s²+ 2) 1/(s²-2s + 3) 1/(s² + 2s + 2) Exp(-20s)/(s² + 2s-l) 1/(s²+ 2) 1/(s²-2s + 3) 1/(s² + 2s + 2) Exp(-20s)/(s² + 2s-l) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ stability method uses open loop transfer function. Ruth Mikhalov None of these Nyquist Ruth Mikhalov None of these Nyquist ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Out of the following themocouple wire insulating material, the highest temperature rating is for Teflon Fibre glass Asbestos Ceramic fibre Teflon Fibre glass Asbestos Ceramic fibre ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Ordinary mercury in glass thermometer is used for measuring temperature upto 120°C. However, for measuring higher temperature upto __________ °C, thermometer is made by filling nitrogen under pressure above the mercury, which stops the evaporation of mercury and reduces the chance of broken thread of mercury. 700 550 350 250 700 550 350 250 ANSWER DOWNLOAD EXAMIANS APP