Process Control and Instrumentation Which of the systems having following transfer functions is stable? 1/(s² + 2s + 2) Exp(-20s)/(s² + 2s-l) 1/(s²-2s + 3) 1/(s²+ 2) 1/(s² + 2s + 2) Exp(-20s)/(s² + 2s-l) 1/(s²-2s + 3) 1/(s²+ 2) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A photo electric device in which the resistance of the metal is directly proportional to the light striking on it, is known as photo-conductive cell. Photoelectric transducers are used for the measurement of those parameters, which can be used to produce variation in Light intensity Flux density Voltage Current Light intensity Flux density Voltage Current ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of mercury in glass thermometer is Linear expansion Pressure rise with temperature None of these Volumetric expansion Linear expansion Pressure rise with temperature None of these Volumetric expansion ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Optical activity of a solution can be determined using a Polarograph Refractrometer Dilatometer Polarimeter Polarograph Refractrometer Dilatometer Polarimeter ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation What is the Laplace transform of sin t ? S/(s² + 1) S/(s² - 1) 1/(s² - 1) 1/(s² + 1) S/(s² + 1) S/(s² - 1) 1/(s² - 1) 1/(s² + 1) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following temperature measuring instruments need not touch the object whose temperature is being measured? Thermo electric pyrometer Radiation/infrared pyrometer Filled system thermometer Mercury in glass thermometer Thermo electric pyrometer Radiation/infrared pyrometer Filled system thermometer Mercury in glass thermometer ANSWER DOWNLOAD EXAMIANS APP
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