Q. The __________ of the fluid contained in the temperature sensing element (i.e., bulb) of filled system thermometers changes with change in temperature.

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Q. The characteristic equation for the control system with a closed loop transfer function G₁/1 + G₂ is given by 1 + G₂ = 0. The characteristic equation for the control system

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Q. __________ thermometer can not measure sub-zero (< 0° C) temperature,

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Q. The response of two tanks of same size and resistance in series is

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Q. The amplitude ratio for the sinusoidal response of __________ is < 1.

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Q. Which of the following is a 'contact' pyrometer ?

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Q. Which of the following is not a speed measuring instrument ?

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Q. A mercury barometer measures the __________ pressure.

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Q. Positioning controllers are used for

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Q. The amplitude ratio for the sinusoidal response of a __________ is 1.

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Q. Which of the following is not a mechanical pressure sensing element ?

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Q. __________ are analysed using a polarograph.

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Q. Which of the following judges the accuracy of an instrument ?

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Q. On-off controllers are normally used for

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Q. Magnetic flowmeters are generally not used for the velocity/flow measurement of hydrocarbons due to their

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Q. Starting temperature of optical radiation pyrometer is __________ °C.

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Q. Liquid argon level in a pressurised storage tank (at 3 kg/cm² ) is measured by a/an

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Q. Which of the systems having following transfer functions is stable?

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Q. What is the dynamic error in a critically damped second order instrument for a ramp input (AT) ?

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Q. The temperature range for which copper resistance thermometer can be used is __________ °C

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