Process Control and Instrumentation Phase margin is equal to Phase lag + 90° Phase lag - 180° Phase lag + 180° 180° - phase lag Phase lag + 90° Phase lag - 180° Phase lag + 180° 180° - phase lag ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A bimetallic thermometer as compared to industrial mercury in glass thermometer has almost the same Speed of response All of these Temperature measuring range (- 40°C to 450°C) Accuracy (± 1% of span) Speed of response All of these Temperature measuring range (- 40°C to 450°C) Accuracy (± 1% of span) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermistors are made of Metal oxides Iron-copper alloys Nickel-chromium alloys Ultra pure metals Metal oxides Iron-copper alloys Nickel-chromium alloys Ultra pure metals ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following controllers has maximum offset? P-controller P-I-D controller P-D controller P-I controller P-controller P-I-D controller P-D controller P-I controller ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pick out the one which is a first order instrument. Mercury in glass thermometer (without any covering or air gap) Bare metallic thermometer All of these Bare vapor pressure thermometer Mercury in glass thermometer (without any covering or air gap) Bare metallic thermometer All of these Bare vapor pressure thermometer 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
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