Answer / rvg.msceb

vacuum means the absence of pressure. due to good specific
gravity of mercury and its high rate of thermal expansion
that is fairly constant over a wide temperature range,
makes useful for measuring pressure even if vacuum.

Answer / j.santosh ramana kumar

due to low surface density

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what is RMU ?

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and gate circuit diagram,amplifier circuit diagram

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How to Calculate Contracted Maximum demand using motor Hp or Current

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