Process Control and Instrumentation A system with a double pole at the origin is unstable since the corresponding term in the time domain Is a constant Grows linearly with time Decays linearly with time Grows exponentially with time Is a constant Grows linearly with time Decays linearly with time Grows exponentially with time ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The time constant of a unity gain, first order plus time delay process is 5 min. If the phase lag at a frequency of 0.2 rad/min is 60°, then the dead time (in minutes) is π/12 π/3 π/6 5π/12 π/12 π/3 π/6 5π/12 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In a second order under damped system, the Time required for the response of first reach its ultimate value is called the response time Overshoot (which is a measure of how much the response exceeds the ultimate value) increase with the decrease of damping co-efficient e None of these Decay ratio (which is the ratio of the sizes of successive peaks) is equal to the reciprocal of overshoot Time required for the response of first reach its ultimate value is called the response time Overshoot (which is a measure of how much the response exceeds the ultimate value) increase with the decrease of damping co-efficient e None of these Decay ratio (which is the ratio of the sizes of successive peaks) is equal to the reciprocal of overshoot ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Flapper nozzle is used in a/an __________ controller. None of these Pneumatic Electronic Hydraulic None of these Pneumatic Electronic Hydraulic ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The deflection of the free end of the bimetallic strips in a bimetallic thermometer with temperature is nearly Hyperbolic Linear Non-linear Parabolic Hyperbolic Linear Non-linear Parabolic ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The initial value (t=0) of the unit step response of the transfer function [(s + 1)/(2s + 1)] is 2 43832 1 2 43832 1 ANSWER DOWNLOAD EXAMIANS APP
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