Why are docks typically not solid structures?
Bernoulli's Equation

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11th Grade - University
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Hard
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To allow water to flow underneath and reduce pressure differences
To make them easier to construct
To prevent them from sinking
To reduce the cost of materials
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the continuity equation A1V1 = A2V2 imply about fluid flow?
Pressure is constant throughout the pipe
Cross-sectional area and velocity are inversely related
Density of the fluid changes with velocity
Velocity is constant throughout the pipe
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What additional factors are considered in Bernoulli's equation compared to the continuity equation?
Temperature and viscosity
Height and density
Color and taste
Volume and mass
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In Bernoulli's equation, what does the term 1/2 ρv² represent?
Potential energy
Kinetic energy
Thermal energy
Chemical energy
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the potential energy of a fluid affect its velocity in a pipe?
Higher potential energy increases velocity
Higher potential energy decreases velocity
Potential energy does not affect velocity
Potential energy only affects pressure
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the milk carton experiment, why does the stream from the bottom hole go farther?
It has less potential energy
It has more potential energy
It has less pressure
It has more pressure
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the pressure of a fluid as its velocity increases, according to Bernoulli's principle?
Pressure increases
Pressure decreases
Pressure remains constant
Pressure fluctuates randomly
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