Hydraulics and Fluid Mechanics

Manometer is used to measure

  • A. pressure in pipes, channels etc
  • B. atmospheric pressure
  • C. very low pressure
  • D. difference of pressure between two points
Answer: Option A.
Explanation: 

Manometers are devices in which columns of a suitable liquid are used to measure the difference in pressure between two points or between a certain point and the atmosphere. The manometer is needed for measuring large gauge pressures.

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