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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Q. Cascade control means

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Q. Pyrometry refers to the measurement of temperature

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Q. Photoelectric pyrometers are suitable in the temperature range of __________ °C.

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Q. Non-metallic diaphragm used as pressure sensor in instruments is generally made of

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Q. Response of a linear control system for a change in set point is called

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Q. Hot wire anemometer is used for the measurement of

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Q. Silver point temperature is __________ °C.

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Q. A non-linear system will have __________ steady state values.

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Q. Which of the following is not a variable area flow meter ?

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Q. With increase in temperature, the electrical conductivity of the platinum used in the resistance thermometer

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Q. The Laplace transform of exp(at), where a > 0, is defined only for the Laplace parameter, s > a since

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Q. Meleoid gauge measures the __________ pressure.

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Q. Which of the following thermocouples is capable of measuring a temperature of -50°C?

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