Process Control and Instrumentation Out of the following temperature measuring instruments, the measurement accuracy will be minimum for the Optical pyrometer Iron-constantan thermocouple Alcohol filled thermometer Mercury in glass thermometer Optical pyrometer Iron-constantan thermocouple Alcohol filled thermometer Mercury in glass thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Radiation pyrometers as compared to thermocouples Is more affected by corrosive atmosphere Can't measure the temperature of moving objects Has a slower speed of response Can measure higher temperature Is more affected by corrosive atmosphere Can't measure the temperature of moving objects Has a slower speed of response Can measure higher temperature ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a speed measuring instrument? Stroboscope Tachometer All of these Psychrometer Stroboscope Tachometer All of these Psychrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermistors are made of Iron-copper alloys Nickel-chromium alloys Metal oxides Ultra pure metals Iron-copper alloys Nickel-chromium alloys Metal oxides Ultra pure metals ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouple materials does not contain nickel? Chromel Alumel None of these Constantan Chromel Alumel None of these Constantan ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Phase lag of the sinusoidal response of a first order system is 180° 120° 30° 90° 180° 120° 30° 90° ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS