MCQs: Which of the following is not classified as a thermo electric pyrometer ?
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MCQs: Continuous measurement of specific gravity of a liquid is done by __________________?
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MCQs: In a shell and tube heat exchanger, the outlet temperature of heating/cooling fluid is the _____________ variable?
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MCQs: Flame photometry is used for the determination of compositional analysis of_______________?
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MCQs: Photoelectric pyrometers are suitable in the temperature range of ________________ °C?
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MCQs: Composition of natural gas is determined by the_________________?
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MCQs: Which of the following shows maximum dip effect (indicating reverse direction of temperature change) ?
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MCQs: Gain margin is equal to the_________________?
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MCQs: Thermistors which have a very high temperature co-efficient of resistivity belong to the class of solid called________________?
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MCQs: What is the Laplace transform of sin t ?
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MCQs: Silver point temperature is ______________ °C?
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MCQs: A first order system with unity gain and time constant η is subjected to a sinusoidal input of frequency w = 1/η. The amplitude ratio for this system is______________?
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MCQs: Water is flowing through a series of four tanks and getting heated as shown in figure. It is desired to design a cascade control scheme for controlling the temperature of water leaving the tank 4 as there is a disturbance in the temperature of a second stream entering the tank 2. Select the best place to take the secondary measurement for the second loop?
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MCQs: Which of the following is not suitable for measuring the temperature of a red hot object in the range of 800 – 1600°C ?
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MCQs: Pyrometry refers to the measurement of temperature_________________?
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MCQs: Ordinary mercury in glass thermometer is used for measuring temperature upto 120°C. However, for measuring higher temperature upto __________ °C, thermometer is made by filling nitrogen under pressure above the mercury, which stops the evaporation of mercury and reduces the chance of broken thread of mercury?
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MCQs: According to Bode stability criterion, a system is unstable, if the open loop frequency response exhibits an amplitude ratio exceeding unity at frequency for which phase lag is_________________?
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MCQs: Mcleod gauge measures the _____________ pressure?
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MCQs: Continuous measurement of moisture content of paper in paper industry is done by measuring the_________________?
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MCQs: Liquid column manometers are used for measuring the pressure ______________ kgf/cm2?
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