Process Control and Instrumentation Temperature measurement by optical pyrometer is done above __________ point, which is 1063°C. Nickel Gold Silver Antimony Nickel Gold Silver Antimony ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Platinum resistance thermometer is the international standard for temperature measurement between Triple point of hydrogen and freezing point of antimony Both A and B Neither A nor B 13.81°K to 903.9°K Triple point of hydrogen and freezing point of antimony Both A and B Neither A nor B 13.81°K to 903.9°K 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? Mercury in glass thermometer Filled system thermometer Thermo electric pyrometer Radiation/infrared pyrometer Mercury in glass thermometer Filled system thermometer Thermo electric pyrometer Radiation/infrared pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation For measuring the temperature of a red hot furnace, which is the most suitable instrument? Thermocouple Platinum resistance thermometer Bimetallic thermometer Optical pyrometer Thermocouple Platinum resistance thermometer Bimetallic thermometer Optical pyrometer 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 1 2 4 3 1 2 4 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Photoelectric pyrometers are suitable in the temperature range of __________ °C. 400-1600 400-1000 800-2500 800-1600 400-1600 400-1000 800-2500 800-1600 ANSWER DOWNLOAD EXAMIANS APP
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