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 -45° -180° 45° -90° -45° -180° 45° -90° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Photoelectric pyrometers are suitable in the temperature range of __________ °C. 400-1600 400-1000 800-2500 800-1600 400-1600 400-1000 800-2500 800-1600 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation An amplitude ratio of 0.1 corresponds to __________ decibels. 10 -20 20 -10 10 -20 20 -10 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Response of a system to a sinusoidal input is called __________ response. Unit step Impluse Frequency None of these Unit step Impluse Frequency None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation An emf of the order of mV is generated when two solutions of different hydrogen ion concentration are separated by a thin glass wall. This is the working principle of a Polarimeter PH meter Chromatograph Polarograph Polarimeter PH meter Chromatograph Polarograph ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Routh stability method uses __________ loop transfer function. Either A or B Closed Open Neither A nor B Either A or B Closed Open Neither A nor B ANSWER DOWNLOAD EXAMIANS APP