Process Control and Instrumentation Which of the following thermocouples has the least temperature measurement range? Copper-constantan Chromel-alumel Iron-constantan Platinum-platinum/rhodium Copper-constantan Chromel-alumel Iron-constantan Platinum-platinum/rhodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pressure of 0.01 psi (absolute) can be measured by __________ gauge. Pirani None of these Ionisation Mcloid Pirani None of these Ionisation Mcloid ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Stroboscope is used for the measurement of Depression of freezing point Liquid level under pressure Frequency of light Rpm of a flywheel Depression of freezing point Liquid level under pressure Frequency of light Rpm of a flywheel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation If response of a control system is to be free of offset and oscillation, the most suitable controller is Proportional-integral (PI) controller Proportional-derivative(PD)controller Proportional controller Proportional integral-derivative (PID) controller Proportional-integral (PI) controller Proportional-derivative(PD)controller Proportional controller Proportional integral-derivative (PID) controller ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Phase margin is equal to Phase lag + 90° Phase lag - 180° Phase lag + 180° 180° - phase lag Phase lag + 90° Phase lag - 180° Phase lag + 180° 180° - phase lag ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following does not figure in the list of seven substances selected for international temperature scale? Zinc (B.P) and mercury (F.P) Antimony and silver (F.P) Oxygen and sulphur (B.P) Ice (F.P) and steam (B.P) Zinc (B.P) and mercury (F.P) Antimony and silver (F.P) Oxygen and sulphur (B.P) Ice (F.P) and steam (B.P) ANSWER DOWNLOAD EXAMIANS APP
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