Practice Fluid Properties (2) - Basics of Fluid Mechanics- 1 (Contnd.)

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9 questions

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3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
Define viscosity.
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Think about how thick a fluid feels.
Question 2.
What is the perfect gas law?
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Remember the formula involving gases.
3Question 3.
What does viscosity measure?
- The density of a fluid
- The resistance of a fluid to flow
- The temperature of a fluid
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Think of how a thick liquid behaves compared to a thin one.
4Question 4.
True or False: Viscosity typically decreases with an increase in temperature.
- True
- False
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Consider how heating syrup affects its flow.
Question 5.
A gas is compressed isothermally to a quarter of its original volume. If the initial pressure is 100 kPa, what is the final pressure?
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Consider how the pressure relates to volume changes during an isothermal process.
Question 6.
Calculate the change in vapor pressure of a fluid when the temperature changes from 20°C to 100°C.
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Apply the relationship involving temperature and vapor pressure to get the answer.

5 more questions in this section. Enroll free to practise them all.