Process Control and Instrumentation Which of the following shows maximum dip effect (indicating reverse direction of temperature change)? Mercury thermometer Bimetallic thermometer Radiation pyrometer Thermocouple Mercury thermometer Bimetallic thermometer Radiation pyrometer Thermocouple ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ is undesirable in thermocouples used in industries, Oxidation resistance Non-linear relation of emf to temperature Linear relation of emf to temperature Corrosion resistance Oxidation resistance Non-linear relation of emf to temperature Linear relation of emf to temperature Corrosion resistance ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Small furnace draught is accurately measured by an inclined tube manometer, in which the manometric liquid used most commonly is Water Ethylene glycol Carbon tetrachloride Paraffin Water Ethylene glycol Carbon tetrachloride Paraffin ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermodynamic celcius scale of temperature measurement is Both A&B Here Having an interval of 100° between ice point to steam point Having an interval of 100° between ice point to steam point Defined on the basis of melting point of ice and evaporation temperature of water vapor Both A&B Here Having an interval of 100° between ice point to steam point Having an interval of 100° between ice point to steam point Defined on the basis of melting point of ice and evaporation temperature of water vapor ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A system with a double pole at the origin is unstable since the corresponding term in the time domain Is a constant Grows exponentially with time Decays linearly with time Grows linearly with time Is a constant Grows exponentially with time Decays linearly with time Grows linearly with time ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The function of a transducer is to Amplify the input signal Modify the input signal Convert the primary signal into a more useful quantity, usually an electric impulse Codify/decodify the input signal Amplify the input signal Modify the input signal Convert the primary signal into a more useful quantity, usually an electric impulse Codify/decodify the input signal ANSWER DOWNLOAD EXAMIANS APP
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