Process Control and Instrumentation Volumetric expansion is the working principle of the __________ thermometers. Bimetallic Mercury in glass Vapor pressure Constant volume gas Bimetallic Mercury in glass Vapor pressure Constant volume gas ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A magnetic flowmeter is All of these Based on the principle of Faraday's law Capable of measuring the flow rate of slurries and electrolytes Based on the linear relationship between the fluid flow rate and the induced voltage All of these Based on the principle of Faraday's law Capable of measuring the flow rate of slurries and electrolytes Based on the linear relationship between the fluid flow rate and the induced voltage ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Suppose that the gain, time constant and dead time of a process with the following transfer function:Gc(s) = 10 exp( - 0.1s)/(0.5s + 1) are known with a possible error of ± 20% of their values. The largest permissible gain Kc of a proportional controller needs to be calculated below taking the values of process gain, time constant and dead time as 12, 0.6, 0.12 8, 0.6, 0.08 8, 0.6, 0.12 12, 0.4, 0.08 12, 0.6, 0.12 8, 0.6, 0.08 8, 0.6, 0.12 12, 0.4, 0.08 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Operating range of a temperature measuring instrument is 800 to 1600°C. It could be a/an __________ pyrometer. Radiation None of these Optical Photoelectric Radiation None of these Optical Photoelectric ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Time constant is the Time required by the measured variable to reach 63.2% of its ultimate change Time taken by the controlled variable to reach 63.2% of its full change Same as dead time Same as transportation lag Time required by the measured variable to reach 63.2% of its ultimate change Time taken by the controlled variable to reach 63.2% of its full change Same as dead time Same as transportation lag ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Optical activity of a solution can be determined using a Polarograph Polarimeter Refractrometer Dilatometer Polarograph Polarimeter Refractrometer Dilatometer ANSWER DOWNLOAD EXAMIANS APP
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