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WorksheetsPressure
Total questions: 27
Worksheet time: 25mins
The pressure exerted by a liquid
increases with depth.
decreases with depth.
is constant
first increases and then decreases.
The pressure of the water at the bottom of a pond is ___ at the surface of the pond.
either lower or higher
higher than
same
lower than
Which of the following does not affect the pressure beneath the surface of a liquid?
Strength of the gravitational field
Area of the liquid surface
Density of the liquid
Depth of the liquid
The diagrams show, to the same scale, the vertical sections of a set of circular vessels, each containing the same depth of water.
The water exerts the same pressure on the base of each vessel.
The water exerts the greatest pressure on the base of vessel S.
The water exerts the greatest pressure on the base of vessel P.
The water exerts the same force on the base of each vessel.
The diagram shows a cross-section of a pool. The density of water in the pool is 1000 kg m-3.
What is the pressure exerted by the water at X?
2.5 x 102 Pa
2.5 x 10-3 Pa
4.0 x 103 Pa
4.0 x 104 Pa
Diagram 6 shows a container filled with water.
Which is the correct comparison of the pressure at P and Q?
Pressure at P > pressure at Q
Pressure at P = pressure at Q
Pressure at P < pressure at Q
Diagram 9 shows water spurting out from a container at different depths. Which graph shows the correct relationship between the pressure exerted by the water, p and the depth of the water, h?
Kumar and Abu are fishing in a lake. The bait used sinks 7.0 m into the lake. What is the water pressure exerted on the bait?
[Density of water = 1000 kgm-3]
7.0 x 104 Pa
7.0 x 103 Pa
1.4 x 103 Pa
1.4 x 101 Pa
Why won't you sink in mud if you wear boots?
Because the surface area is larger creating less pressure.
Has air in it to keep you floating.
Because the mud won't want you.
The diagram shows an apparatus set up to measure atmospheric pressure.
Calculate the pressure at point Q.
10 cm Hg
85 cm cm Hg
90 cm Hg
15 cm Hg
The diagram shows a set up of apparatus for measuring atmospheric pressure. If the density of mercury is
13,600 kgm-3, determine the atmospheric pressure as measured by the instrument.
100,000 Pa
101,000 Pa
123,760 Pa
103,360 Pa
The barometer shows the reading when the atmospheric pressure is 101,000 Pa. The height of the column of mercury is h. What is the pressure at point X?
0 Pa
25,250 Pa
75,750 Pa
101,000 Pa
The figure shows a simple barometer with some air trapped in the tube. Given that atmospheric pressure is 76 cm Hg, find the pressure of the trapped air.
21 cm Hg
24 cm Hg
45 cm Hg
55 cm Hg
What is the pressure difference, in cm of water, shown by the manometer?
9
16
20
25
A
B
C
D
Pressure can be measure in cm of water.
What is the pressure of the gas?
8 cm of water more than atmospheric pressure
12 cm of water more than atmospheric pressure
8 cm of water less than atmospheric pressure
12 cm of water less than atmospheric pressure
A
B
C
D
Water with density of 1 g cm-3 and oil are
filled into a U-tube. What is the density of the oil ?
0.83 g cm-3
1.20 g cm-3
8.30 g cm-3
0.90 g cm-3
Air is compressible and liquid is incompressible.
True
False
Hydraulic systems use ________ to transfer force from one point to another.
Air
Liquid
Solid
Gas
