Process Control and Instrumentation Emf developed by a thermocouple while measuring a temperature of 800°C is about 31 mV. The type of thermocouple used is Platinum-platinum+rhodium None of these Chromel-alumel Iron-constantan Platinum-platinum+rhodium None of these Chromel-alumel Iron-constantan ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A photo electric device in which the resistance of the metal is directly proportional to the light striking on it, is known as photo-conductive cell. Photoelectric transducers are used for the measurement of those parameters, which can be used to produce variation in Voltage Light intensity Current Flux density Voltage Light intensity Current Flux density ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following fluid flow measuring devices can measure the largest flow rate? Orificemeter Weir Rotameter V-notch Orificemeter Weir Rotameter V-notch ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of bimetallic thermometers is difference in linear co-efficient of thermal expansion of two strips of different metals welded together. Which of the following has the maximum thermal co-efficient of linear expansion? Brass Chromel Invar Nickel Brass Chromel Invar Nickel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Liquid flow rate in an open channel can not be measured by a/an V-notch Orifice meter Cipolletti weir Rectangular weir V-notch Orifice meter Cipolletti weir Rectangular weir ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS