Process Control and Instrumentation Which of the following is an undesirable dynamic characteristic of an instrument? Time lag Reproducibility Dead zone Static error Time lag Reproducibility Dead zone Static error ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following shows maximum dip effect (indicating reverse direction of temperature change)? Mercury thermometer Radiation pyrometer Thermocouple Bimetallic thermometer Mercury thermometer Radiation pyrometer Thermocouple Bimetallic thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Volumetric expansion is the working principle of the __________ thermometers. Constant volume gas Mercury in glass Bimetallic Vapor pressure Constant volume gas Mercury in glass Bimetallic Vapor pressure ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Flow rate of those fluids which are insensitive to changes in their density, viscosity or flow velocity profile can be best measured by a Flow nozzle type flowmeter Pitot tube Turbine flowmeter Magnetic flowmeter Flow nozzle type flowmeter Pitot tube Turbine flowmeter Magnetic flowmeter ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The root locus plot of the roots of the characteristics equation of a closed loop system having the open loop transfer function K(s + 1)/2(2s + 1)(3s + 1) will have a definite number of loci for variation of K from 0 to ∞. The number of loci is 3 2 1 4 3 2 1 4 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Dead zone in an instrument must be less than __________ percent of the scale. 4 8 1.5 0.2 4 8 1.5 0.2 ANSWER DOWNLOAD EXAMIANS APP
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