Process Control and Instrumentation Which of the following temperature measuring instruments need not touch the object whose temperature is being measured? Filled system thermometer Radiation/infrared pyrometer Thermo electric pyrometer Mercury in glass thermometer Filled system thermometer Radiation/infrared pyrometer Thermo electric pyrometer Mercury in glass thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Emf developed by a thermocouple while measuring a temperature of 400°C is 22 mV. The type of thermocouple used is Platinum-rhodium Chromel-alumel Iron-constantan Platinum-platinum+rhyodium Platinum-rhodium Chromel-alumel Iron-constantan Platinum-platinum+rhyodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Number of poles in a system with transfer function 1/(s² + 2s² + 1) is 1 2 5 3 1 2 5 3 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The amplitude ratio for the sinusoidal response of a __________ is 1. First order system None of these Second order system Transportation lag First order system None of these Second order system Transportation lag ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The unit step response of the transfer function 1/(s² + 2s + 3) Has a damped oscillatory characteristics Has a non-zero slope at the origin Is overdamped Is unstable Has a damped oscillatory characteristics Has a non-zero slope at the origin Is overdamped Is unstable ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal well made of __________ gives the fastest speed of response, while measuring temperature by thermocouples. Vycor (a glass) Nichrome Inconel Steel Vycor (a glass) Nichrome Inconel Steel ANSWER DOWNLOAD EXAMIANS APP
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