Process Control and Instrumentation Number of poles in a system with transfer function 1/(s² + 2s² + 1) is 3 5 1 2 3 5 1 2 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pick out the first order system from among the following. Damped vibrator Non-interacting system of two tanks in series Interacting system of two tanks in series Mercury in glass thermometer kept in boiling water Damped vibrator Non-interacting system of two tanks in series Interacting system of two tanks in series Mercury in glass thermometer kept in boiling water ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Temperature measurement range of iron-constantan thermocouple is 0 to 870°C. It can be used to measure sub zero temperature, because at lower temperature Both B and C Here Emf produced is very low of the order of microvolt Embrittlement of iron occurs Rusting of iron takes place Both B and C Here Emf produced is very low of the order of microvolt Embrittlement of iron occurs Rusting of iron takes place ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation If response of a control system is to be free of offset and oscillation, the most suitable controller is Proportional-derivative(PD)controller Proportional controller Proportional integral-derivative (PID) controller Proportional-integral (PI) controller Proportional-derivative(PD)controller Proportional controller Proportional integral-derivative (PID) controller Proportional-integral (PI) controller ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Temperature of molten pig iron (1450°C) and molten slag (1500°C) flowing out of a blast furnace is measured by a/an Chromel-alumel thermocouple Radiation pyrometer Either B or C Optical pyrometer Chromel-alumel thermocouple Radiation pyrometer Either B or C Optical pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Bimetal strips are not used in Thermostats Relays for opening & closing of electrical circuits Bimetallic thermometers Thermocouples Thermostats Relays for opening & closing of electrical circuits Bimetallic thermometers Thermocouples ANSWER DOWNLOAD EXAMIANS APP
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