Process Control and Instrumentation Which of the following is not suitable for measuring the temperature of a red hot object in the range of 800 - 1600°C? Radiation pyrometer Photoelectric pyrometer Thermocouples Optical pyrometer Radiation pyrometer Photoelectric pyrometer Thermocouples Optical pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is a 'contact' pyrometer? Resistance pyrometer Radiation pyrometer Optical pyrometer Infra red pyrometer Resistance pyrometer Radiation pyrometer Optical pyrometer Infra red pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The transfer function of a process is 1/(16s² + 8s + 4). If a step change is introduced into the system, then the response will be Over damped Under damped Critically damped None of these Over damped Under damped Critically damped None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The function of a transducer is to Convert the primary signal into a more useful quantity, usually an electric impulse Amplify the input signal Codify/decodify the input signal Modify the input signal Convert the primary signal into a more useful quantity, usually an electric impulse Amplify the input signal Codify/decodify the input signal Modify the input signal ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The amplitude ratio for the sinusoidal response of a __________ is 1. Second order system First order system Transportation lag None of these Second order system First order system Transportation lag None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is a desirable characteristic of an instrument? Poor reproducibility High measuring lag High drift High fidelity Poor reproducibility High measuring lag High drift High fidelity ANSWER DOWNLOAD EXAMIANS APP
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