Q254
Manometer is used to measure
A.
pressure in pipes, channels etc
AnswerB.
atmospheric pressure
C.
very low pressure
D.
difference of pressure between two points
Answer: Option A
Solution
Answer: Option A
Solution:
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.