Process Control and Instrumentation For an input forcing function, X(t) = 2t², the Laplace transform of this function is 2/s³ 4/s² 4/s³ 2/s² 2/s³ 4/s² 4/s³ 2/s² ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is a desirable characteristic of an instrument? High measuring lag Poor reproducibility High fidelity High drift High measuring lag Poor reproducibility High fidelity High drift 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 Determines its stability All of these Depends only upon the open loop transfer function Is the same for set point or load changes Determines its stability All of these Depends only upon the open loop transfer function Is the same for set point or load changes ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The unit of 'time constant' of a system is the same as that of Time (time)⁻¹ Velocity None of these Time (time)⁻¹ Velocity None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The unit step response of the transfer function 1/(s² + 2s + 3) Is unstable Has a damped oscillatory characteristics Has a non-zero slope at the origin Is overdamped Is unstable Has a damped oscillatory characteristics Has a non-zero slope at the origin Is overdamped ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A barometer measures the __________ pressure. Absolute Dynamic Absolute as well as gauge Gauge Absolute Dynamic Absolute as well as gauge Gauge ANSWER DOWNLOAD EXAMIANS APP
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