Which of the following shows maximum dip effect (indicating reverse direction of temperature change)? Bimetallic thermometer Thermocouple Mercury thermometer Radiation pyrometer TRUE ANSWER : ? YOUR ANSWER : ?
A system with a double pole at the origin is unstable since the corresponding term in the time domain Is a constant Grows linearly with time Decays linearly with time Grows exponentially with time TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following fluid flow measuring devices can measure the largest flow rate? Rotameter Orificemeter Weir V-notch TRUE ANSWER : ? YOUR ANSWER : ?
Response of a system to a sinusoidal input is called __________ response. None of these Unit step Frequency Impluse TRUE ANSWER : ? YOUR ANSWER : ?
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 Current Flux density Voltage Light intensity TRUE ANSWER : ? YOUR ANSWER : ?
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? Chromel Brass Invar Nickel TRUE ANSWER : ? YOUR ANSWER : ?
The level of a liquid under pressure can be determined using Bubbler system Air-trap system Diaphragm box system Differential pressure manometer TRUE ANSWER : ? YOUR ANSWER : ?
Composition of natural gas is determined by the Chromatograph Haldane apparatus Both B and C Mass spectrometer TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following thermocouples is incapable of measuring sub-zero (i.e., < 0°C) temperature? Platinum-platinum + rhodium Chromel-alumel Copper-constantan Iron-constantan TRUE ANSWER : ? YOUR ANSWER : ?