Process Control and Instrumentation What is the ratio of output amplitude to input amplitude for a sinusoidal forcing function in a first order system? 1 None of these >1 < 1 1 None of these >1 < 1 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Gain margin is equal to the Gain in P controller Gain in P-I controller Reciprocal of amplitude ratio Amplitude ratio Gain in P controller Gain in P-I controller Reciprocal of amplitude ratio Amplitude ratio ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the systems having following transfer functions is stable? 1/(s²-2s + 3) Exp(-20s)/(s² + 2s-l) 1/(s²+ 2) 1/(s² + 2s + 2) 1/(s²-2s + 3) Exp(-20s)/(s² + 2s-l) 1/(s²+ 2) 1/(s² + 2s + 2) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The __________ of the fluid contained in the temperature sensing element (i.e., bulb) of filled system thermometers changes with change in temperature. Volume Pressure All of these Viscosity Volume Pressure All of these Viscosity ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following instruments is not used for measuring sub-zero (<0°) temperatures? Vapor pressure thermometer Mercury in glass thermometer Platinum resistance thermometer Radiation pyrometer Vapor pressure thermometer Mercury in glass thermometer Platinum resistance thermometer Radiation pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A non-linear system will have __________ steady state values. More than one Three One Two More than one Three One Two ANSWER DOWNLOAD EXAMIANS APP