Related Questions

Two liquids manometer is used for measuring small pressure differences in
A Liquids
B Gases
C Mixture of hydrocarbons
D None of these
Pressure difference between two points in vessels, pipelines or in two different pipelines can be measured by a differential manometer. The pressure difference measured as the mm of water coloumn in case of mercury-water, differential manometer is equal to (where, H = difference in height of mercury column in mm).
A H
B 12.6 H
C 13.6 H
D 14.6 H
The latitudinal differences in pressure delineate a number of major pressure zones, which correspond with
A zones of climate
B zones of oceans
C zones of land
D zones of cyclonic depressions
2 large and 1 small pumps can fill a water tank in 4 hours. 1 large and 3 small pumps can also fill the same water tank in 4 hours . How many hours will it take for 3 large 4 small pumps to fill the tank?
A 2 hours
B 2.5 hours
C 3 hours
D 3.5 hours
2 large and 1 small pumps can fill a water tank in 4 hours. One large and 3 small pumps can also fill the same water tank in 4 hours. how many hours will it take for 3 large and 4 small pumps to fill the tank?
A 2 hours
B 2.5 hours
C 3 hours
D 3.5 hours
The solid brick shown is made of small square shaped bricks of side 1. when the large brick is disassembled into its component small bricks. the total surface area of all the small bricks is how much greater than the surface area of the large brick?
A 32
B 40
C 60
D 72
In reactions involving solids and liquids (where change in volume is negligible), the heat of reaction at constant pressure as compared to that at constant volume is
A More
B Less
C Same
D Unpredictable; depends on the particular reaction
With increase in temperature, the vapor pressure of liquids
A Increases
B Increases linearly
C Decreases
D Remains constant
With increase in temperature, the solubility of gases in liquids, at fixed pressure
A Increases
B Decreases
C Remains same
D Either A or B, depends on the system
Liquids transmit pressure equally in all the directions. This is according to
A Boyle's law
B Archimedes principle
C Pascal's law
D Newton's formula

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