Process Control and Instrumentation Thermal wells used in temperature measurements should have Low emissivity Very thick walls High transmissivity of radiation Polished surface Low emissivity Very thick walls High transmissivity of radiation Polished surface ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Transfer function of transportation lag is None of these 1/(TS + 1) ETS E-TS None of these 1/(TS + 1) ETS E-TS ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The open loop transfer function of a control system is KR/(1 + TS) . This represents A second order system A first order system Dead time system A first order time lag A second order system A first order system Dead time system A first order time lag ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation When the damping co-efficient (ξ) is unity, the system is Highly fluctuating Underdamped Critically damped Overdamped Highly fluctuating Underdamped Critically damped Overdamped 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? 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) Zinc (B.P) and mercury (F.P) Antimony and silver (F.P) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Out of the following themocouple wire insulating material, the highest temperature rating is for Ceramic fibre Fibre glass Teflon Asbestos Ceramic fibre Fibre glass Teflon Asbestos ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS