Process Control and Instrumentation A first order system with a time constant of 1 min is subjected to frequency response analysis. At an input frequency of 1 radian/min, the phase shift is -90° 45° -45° -180° -90° 45° -45° -180° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Hot wire anemometer is used for the measurement of Flow rates of granular solids Thermal conductivity of gases Very high temperature Flow rates of fluids Flow rates of granular solids Thermal conductivity of gases Very high temperature Flow rates of fluids ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is never used as an element of industrial resistance thermometer? Copper Nickel 30% iron + 70% nickel Lead Copper Nickel 30% iron + 70% nickel Lead ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The frequency response of a first order system, has a phase shift with lower and upper bounds given by -π/2, π/2 - ∞, π/2 -π/2, 0 0, π/2 -π/2, π/2 - ∞, π/2 -π/2, 0 0, π/2 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Degree to which an instrument indicates the changes in measured variable without dynamic error is called its Speed of response Reproducibility Static characteristics Fidielity Speed of response Reproducibility Static characteristics Fidielity ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A control system has the following transfer function F(s) = (s - 1)(s + 1)/s(s - 2)(s + 4)The initial value of the corresponding time function is -1 44020 1 43838 -1 44020 1 43838 ANSWER DOWNLOAD EXAMIANS APP
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