Process Control and Instrumentation When the damping co-efficient (ξ) is unity, the system is Critically damped Highly fluctuating Underdamped Overdamped Critically damped Highly fluctuating Underdamped Overdamped ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Mcleoid gauge is used to measure the Point velocity Vacuum Flow rate Pressure Point velocity Vacuum Flow rate Pressure ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is a desirable characteristic of an instrument? High measuring lag High drift Poor reproducibility High fidelity High measuring lag High drift Poor reproducibility High fidelity 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 180° 45° 0° 90° 180° 45° 0° 90° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of mercury in glass thermometer is based on volumetric expansion of mercury with increase in temperature. Which of the following undergoes minimum volumetric expansion for a given temperature change? Mercury Carbon-tetrachloride Water Methyl alcohal Mercury Carbon-tetrachloride Water Methyl alcohal ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal conductivity measurement is used for the determination of Composition of an alloy Specific gravity of petrofuels O₂ percentage in the flue gas CO₂ percentage in the flue gas Composition of an alloy Specific gravity of petrofuels O₂ percentage in the flue gas CO₂ percentage in the flue gas ANSWER DOWNLOAD EXAMIANS APP