Process Control and Instrumentation Sub-zero temperature (< 0°C) can be measured by a constant volume gas thermometer employing Helium Hydrogen Nitrogen None of these Helium Hydrogen Nitrogen None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Measurement of sub-zero Celcius temperature in industry is done most commonly by Bi-metallic thermometers Resistance thermometers Gas thermometers Thermocouples Bi-metallic thermometers Resistance thermometers Gas thermometers Thermocouples ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Use of I-control along with P-control facilitates Elimination of offset Reduction of offset None of these Reduction of stability time Elimination of offset Reduction of offset None of these Reduction of stability time ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Composition of alloys can be determined by Chromatograph None of these Refractrometer Polarograph Chromatograph None of these Refractrometer Polarograph ANSWER DOWNLOAD EXAMIANS APP
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 45° 90° 180° 0° 45° 90° 180° 0° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Cascade control means On-off control More than one feed-back loop One feed-back loop Feed forward control On-off control More than one feed-back loop One feed-back loop Feed forward control ANSWER DOWNLOAD EXAMIANS APP