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3.2.3. Macroscopic Analysis
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4 cards from this lesson. Good the night before a test.
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- 1.
Define density.
Hint
Think about how mass and volume relate to each other.
- 2.
What is specific volume?
Hint
Consider the relationship to density.
- 3.
What is the formula for density?
- Density = Mass/Volume
- Density = Volume/Mass
- Density = Mass + Volume
Hint
Remember the relationship between the mass and volume of a substance.
- 4.
True or False? Specific Gravity is a measure of weight.
- True
- False
Hint
Think about what specific gravity relates to.
- 5.
A tank has both water (density 1000 kg/m³) and oil (density 800 kg/m³). Calculate the specific gravity of oil relative to water.
Hint
Remember to use the ratio of densities for specific gravity.
- 6.
If a fluid has a viscosity of 5 mPa·s and experiences a shear stress of 10 Pa, what is the velocity gradient?
Hint
Consider the relationship between shear stress and viscosity.
Exercises
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting
4 more questions available
Enrol freeQuiz
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting
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Enrol freeChallenge Problems
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting