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° 180° 0° 90° 45° 180° 0° 90° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Flow rate through an orifice is __________ the pressure differential. Inversely proportional to the square of Proportional to Inversely proportional to the square root of Proportional to the square root of Inversely proportional to the square of Proportional to Inversely proportional to the square root of Proportional to the square root of ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Emf developed by a thermocouple while measuring a temperature of 400°C is 22 mV. The type of thermocouple used is Iron-constantan Platinum-rhodium Chromel-alumel Platinum-platinum+rhyodium Iron-constantan Platinum-rhodium Chromel-alumel Platinum-platinum+rhyodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples is the most suitable for measuring a temperature of about 1600°C in an oxidizing atmosphere? Chromel-alumel Iron-constantan Platinum-platinum + rhodium Copper-constantan Chromel-alumel Iron-constantan Platinum-platinum + rhodium Copper-constantan ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The time constant of a first order process with resistance R and capacitance C is R - C RC 1/RC R + C R - C RC 1/RC R + C ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following measurements can be made by the measurement of emf? All of these PH value Composition of complex ions Degree of hydrolysis All of these PH value Composition of complex ions Degree of hydrolysis ANSWER DOWNLOAD EXAMIANS APP
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