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- 1. Multiple Choice
When a fluid fills a closed container, it exerts pressure
only on the bottom of the container
only on the sides of the container
only on particles within the fluid
everywhere inside the container
- 2. Multiple Choice
Fluids exert pressure because they
contain force particles
are confined to small area
have constantly moving particles
all of these are correct
- 3. Multiple Choice
A submarine is found 20 meters below the surface of the sea. The density of sea water is 1020 kg m-3 and g = 10 m/s2 What is the pressure due to the sea water acting on the submarine?
20.4 Pa
2.04 x 103 Pa
2.04 x 102 Pa
2.04 x 105 Pa
2.04 x 10-2 Pa
- 4. Multiple Choice
The pressure due to water at the base of a pond is measured as 50 kPa. What is the depth of the pond?
[density of water is 1,000 kg m-3]
10 meter
12 meter
8 meter
5 meter
- 5. Multiple Choice
Where is pressure the greatest on the dam?DCBA - 6. Multiple Choice
The greatest ocean depths on the Earth are found in the Marianas Trench near the Philippines. Given its depth is 11.0 km and the density of seawater is 1200 kg/m3, How do you calculate the pressure due to the ocean at the bottom of this trench.
1200x10x11
1200x11
1200x11000x10
1200x10
- 7. Multiple Choice
Which of the following factors affect the pressure at the bottom of a container of liquid?
depth of the container
width of the container
temperature of liquid
color of liquid
- 8. Multiple Choice
At what depth is the pressure due to water on a diver equal to the atmospheric pressure
[Atmospheric pressure at sea level = 100 kPa;
density of water = 1,000 kg m-3]
1 m
10 m
20 m
100 m
- 9. Multiple ChoiceTwo identical containers containing liquid M and liquid N with 28 cm height and 20 cm height respectively. Both containers produce the same water spurt.
If the density of liquid M is 2.0 g cm−3, find the density of liquid N.0.70 g cm−31.40 g cm−31.43 g cm−32.80 g cm−3 - 10. Multiple ChoiceGiven that the pressure of sea water at the bottom of an ocean is 7.65 × 107 N m−2, calculate the depth of the ocean.
[Density of sea water = 1.02 × 103 kg m−3]7.5 × 108 m7.5 × 104 m7.5 × 103 m7.5 × 102 m - 11. Multiple Choice
Calculate the pressure exerted by the water on the fish.
[Density of water = 1 000 kg m−3
Atmospheric pressure at sea level, Patm = 1.0 x105 Pa]
5.0 × 104 Pa
5.0 × 107 Pa
5.0 × 106 Pa
5.0 × 10-1 Pa
- 12. Multiple ChoiceWhat happens to pressure as you go deeper under water?it increasesit decreasesit stays the someno soup for you!
- 13. Multiple Choice
A balloon is situated at 10 m below sea level, what is the total pressure experience by the balloon ?
[ The density of sea water is 1100 kg m-3 ;
Atmospheric pressure at sea level, Patm = 1.0 x105 Pa]
100 kPa
107.8 kPa
207.8 kPa
1,000 kPa
- 14. Multiple Choice
When you increase your depth under water, the water pressure on your body
increases
decreases
stays the same
- 15. Multiple Choice
How do you Calculate Pressure
Force(N)/Area(m2)
Force(kg)/Area(mi2)
Area(m2)/Force(N)
- 16. Multiple Choice
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.
- 17. Multiple ChoiceIf the horse reared up on 2 legs what effect would it have on the pressure?it will exert half the pressure it did beforeit will exert the same pressure it did beforeit will exert twice the pressure it did beforeit will exert four times the pressure it did before
- 18. Multiple ChoiceLook at the pressure triangle. How do we calculate the area?f ÷ af x pp x ff ÷ p
- 19. Multiple ChoiceWhat pressure does a 4000N horse exert on the ground if each foot is 10cm2?40 N/cm2100 N/cm2400 N/cm210 N/cm2
- 20. Multiple ChoiceA device that is used to measure atmospheric pressure is a ___________.barometerthermometerkilometermicrometer
- 21. Multiple ChoiceWhat happens to air pressure as you move upward into the atmosphere?increasesdecreasesstays the same
- 22. Multiple ChoiceAir pressure is greater _______.at the top of the mountainat the bottom of the mountainat the center of the mountain
- Answer choicesTagsAnswer choicesTags