Process Control and Instrumentation When the damping co-efficient (ξ) is unity, the system is Critically damped Overdamped Underdamped Highly fluctuating Critically damped Overdamped Underdamped Highly fluctuating ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The characteristic equation for the control system with a closed loop transfer function G₁/1 + G₂ is given by 1 + G₂ = 0. The characteristic equation for the control system All of these Is the same for set point or load changes Determines its stability Depends only upon the open loop transfer function All of these Is the same for set point or load changes Determines its stability Depends only upon the open loop transfer function ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Magnetic flowmeters are generally not used for the velocity/flow measurement of hydrocarbons due to their Low thermal conductivity Low flash point High viscosity index Low electrical conductivity Low thermal conductivity Low flash point High viscosity index Low electrical conductivity ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Non-metallic diaphragm used as pressure sensor in instruments is generally made of Synthetic rubber Thick paper Bakelite Teflon Synthetic rubber Thick paper Bakelite Teflon ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Positioning controllers are used for Flow rate changes High loads Low loads Temperature changes Flow rate changes High loads Low loads Temperature changes ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Bourdon tube is never made of Phosphor bronze Cast iron Stainless steel Monel metal Phosphor bronze Cast iron Stainless steel Monel metal ANSWER DOWNLOAD EXAMIANS APP