Q. Dilatometer is used to measure

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Q. The time constant of a unity gain, first order plus time delay process is 5 min. If the phase lag at a frequency of 0.2 rad/min is 60°, then the dead time (in minutes) is

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Q. Which of the following does not figure in the list of seven substances selected for international temperature scale ?

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Q. A constant volume gas thermometer employing __________ is used to measure sub-zero (i.e., < 0° C) temperature.

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Q. pH meter has

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Q. Routh test

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Q. Bode diagram are generated from output response of the system subjected to which of the following input?

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Q. Which of the following thermocouples is the most suitable for measuring a temperature of about 1600°C in an oxidizing atmosphere ?

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Q. Mercury thermometer can be used to measure the temperature upto __________ °C.

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Q. The transfer function of a process is 1 / (16s² + 8s + 4) . If a step change is introduced into the system, then the response will be

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Q. Composition of alloys can be determined by

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Q. Optical activity of a solution can be determined using a

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Q. Stability of a control system containing a transportation lag can be best analysed by

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Q. Stabilising time for the controllers is the time required for the response to reach __________ percent of its ultimate value.

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Q. Vapour actuated pressure spring thermometer does not require ambient temperature compensation. Ambient temperature compensation is provided in gas or liquid expansion pressure spring thermometer by

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Q. Which of the following is not a differential pressure flow meter ?

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Q. Working principle of mercury in glass thermometer is based on volumetric expansion of mercury with increase in temperature. Which of the following undergoes minimum volumetric expansion for a given temperature change ?

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Q. Bourdon gauges are used for measuring pressure (kg/cm² )

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Q. 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

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Q. A typical example of a physical system with under damped characteristic is a

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