Q. Null position is attained when _______________

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Q. In balance system gain of amplifier is _____________

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Q. Torque of PMMC device is proportional to _______________

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Q. Null detection can be accomplished by ______________

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Q. PMMC system always tend to make the system distract from null position.

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Q. In a pneumatic balance system, restoring is done by ______________

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Q. In a pneumatic balance system, developed output will be __________

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Q. Which of the following materials can be used in high pressure manometer tube?

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Q. Band width of servo operated manometers are limited to ___________________

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Q. Manometers are generally used to measure _______________

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Q. Atmospheric pressure can be expressed in _______________

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Q. By conversion, 1 bar= _________ N/m².

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Q. Which of the following represents pressure exerted by a column of mercury of 1 mm?

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Q. Which of the following is the lowest unit for pressure?

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Q. Water is non-manometric liquid.

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Q. Which of the following has a low evaporation rate than water?

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Q. As specific gravity increases, the evaporation rate of manometric liquid decreases.

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Q. Pneumatic load cells are suitable for measuring ______________

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Q. Hydraulic cells are preferable since _______________

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Q. Pressure output and area of diaphragm in pneumatic cell is related by ______________

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