Q. When the damping co-efficient (ξ) is unity, the system is

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Q. Nickel percentage in invar which is an iron-nickel alloy, and is used as a thermocouple material is

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Q. The level of a liquid under pressure can be determined using

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Q. Temperature measurement range of iron-constantan thermocouple is 0 to 870°C. It can be used to measure sub zero temperature, because at lower temperature

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Q. Which of the following is never used as an element of industrial resistance thermometer ?

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Q. Which of the following shows maximum dip effect (indicating reverse direction of temperature change) ?

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Q. A stable system is the one

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Q. Sub-zero temperature (< 0°C) can be measured by a constant volume gas thermometer employing

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Q. __________ is an example of distributed parameter system

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Q. Which of the following is not classified as a thermo electric pyrometer ?

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Q. Maximum differential pressure in liquid manometer is __________ psi.

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Q. Phase margin is equal to

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Q. Which of the following thermocouples has the widest temperature measurement range ?

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Q. Temperature control of an exothermic chemical reaction taking place in a CSTR is done with the help of cooling water flowing in a jacket around the reactor. The types of valve and controller action to be recommended are

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Q. Bourdon tube is never made of

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Q. "An emf of the order of mV is generated when two solutions of different hydrogen ion concentration are separated by a thin glass wall". This is the working principle of a

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Q. Liquid flow rate in an open channel can not be measured by a/an

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Q. The unit of 'time constant' of a system is the same as that of

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Q. Which of the following filled system expansion thermometers has the lowest positive temperature measurement capability ?

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Q. Liquid column manometers are used for measuring the pressure __________ kgf/cm² .

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