Process Control and Instrumentation Which of the following thermocouples is the most suitable for measuring a temperature of about 1600°C in an oxidizing atmosphere? Platinum-platinum + rhodium Copper-constantan Iron-constantan Chromel-alumel Platinum-platinum + rhodium Copper-constantan Iron-constantan Chromel-alumel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following can not measure a temperature of 1600°C ? Photo-electric pyrometer Thermocouple Platinum resistance thermometer Radiation pyrometer Photo-electric pyrometer Thermocouple Platinum resistance thermometer Radiation pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Response of a linear control system for a change in set point is called Frequency response Servo problem Transient response Regulator problem Frequency response Servo problem Transient response Regulator problem ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of mercury in glass thermometer is Volumetric expansion None of these Linear expansion Pressure rise with temperature Volumetric expansion None of these Linear expansion Pressure rise with temperature ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Mcleoid gauge is used to measure the Pressure Point velocity Vacuum Flow rate Pressure Point velocity Vacuum Flow rate ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Relationship between absorption/evolution of heat at the thermocouple junctions and the current flow in the circuit is given by __________ effect. Thomson None of these Seebeck Peltier Thomson None of these Seebeck Peltier ANSWER DOWNLOAD EXAMIANS APP
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