Process Control and Instrumentation Load cells are used for the measurement of Velocity Weight Strain Stress Velocity Weight Strain Stress ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Temperature of molten pig iron (1450°C) and molten slag (1500°C) flowing out of a blast furnace is measured by a/an Radiation pyrometer Chromel-alumel thermocouple Either B or C Optical pyrometer Radiation pyrometer Chromel-alumel thermocouple Either B or C Optical pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The second order system with the transfer function 4/(S² + 2S + 4) has a damping ratio of 4.0 2.0 1.0 0.5 4.0 2.0 1.0 0.5 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Phase margin is equal to Phase lag + 90° Phase lag - 180° Phase lag + 180° 180° - phase lag Phase lag + 90° Phase lag - 180° Phase lag + 180° 180° - phase lag ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A first order system with a time constant of 1 min is subjected to frequency response analysis. At an input frequency of 1 radian/min, the phase shift is -180° 45° -90° -45° -180° 45° -90° -45° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The offset introduced by proportional controller with gain Kc in response of first order system can be reduced by Introducing derivative control Reducing value of Kc None of these Introducing integral control Introducing derivative control Reducing value of Kc None of these Introducing integral control ANSWER DOWNLOAD EXAMIANS APP