Process Control and Instrumentation According to Bode stability criterian, a system is unstable, if the open loop frequency response exhibits an amplitude ratio exceeding unity at frequency for which phase lag is 180° 45° 90° 0° 180° 45° 90° 0° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following shows maximum dip effect (indicating reverse direction of temperature change)? Mercury thermometer Thermocouple Radiation pyrometer Bimetallic thermometer Mercury thermometer Thermocouple Radiation pyrometer Bimetallic thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation When the damping co-efficient (ξ) is unity, the system is Highly fluctuating Overdamped Underdamped Critically damped Highly fluctuating Overdamped Underdamped Critically damped ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation For two non-interacting first order systems connected in series, the overall transfer function is the __________ of the individual transfer functions. Sum Ratio Product Difference Sum Ratio Product Difference ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation An aneroid barometer measures the __________ pressure. Vacuum Absolute Atmospheric Gage Vacuum Absolute Atmospheric Gage ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Meleoid gauge measures the __________ pressure. Very high Sub-atmospheric Positive Atmospheric Very high Sub-atmospheric Positive Atmospheric ANSWER DOWNLOAD EXAMIANS APP