Practice Examples Of Bernoulli's Equation Applications (9) - Basics of fluid mechanics-II (contd.)

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6 sample questions

Question 1.
What does Bernoulli's equation express?
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Think about energy transformations in fluids.
Question 2.
Name one application of Bernoulli's equation.
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Consider where you have seen pressure used.
3Question 3.
What concept does Bernoulli's equation primarily illustrate?
- Conservation of momentum
- Conservation of energy
- Conservation of mass
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Think about the types of energy involved.
4Question 4.
True or False: The hydraulic grade line includes kinetic energy.
- True
- False
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Remember what HGL represents.
Question 5.
A water tank has a height of 10m. Calculate the exit velocity of water flowing out of a hole at the bottom.
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Consider the energy transformation as the water exits.
Question 6.
How would you calculate the pressure differences at two points in a venturi meter? If p1 = 100 kPa, p2 = 80 kPa, and A1 = 0.1m², A2 = 0.05m², find flow rate.
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Remember to use continuity and Bernoulli's principles.

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