Fluids Quiz True or False
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1.
When boiling pasta, how many phases of matter does water go through? -> 3
True
False
2.
What list does not represent a list of fluids? -> Ozone, Argon, carbon monoxide, Helium
True
False
3.
An apple is at rest on a table. What forces are at play? -> Normal force and weight
True
False
4.
Two Fuji apples have different surface areas but identical masses. Which apple is denser? -> The apple with the larger mass
True
False
5.
What atmospheric pressure does a 1 kg cube feel in your house if it has a surface area of 600 m
2
? -> 0.0016 Pa
True
False
6.
Two men go diving together in the Caribbean. The first man weighs 180 pounds. The second one weighs 170 pounds. What pressure do they feel when they reach a depth of 10 m? -> The heavier man will feel more pressure, but there is not enough information to compute an exact amount.
True
False
7.
An object has a density of
. What happens when you drop the object in a deep lake? -> The object sinks to the bottom of the lake.
True
False
8.
King Hiero's 1.2-ton car breaks down again so he brings it back to Mechanic Crook, the one who charges $10 per Newton to lift a car. He offers a choice of two hydraulic lifts: the first one has a ratio of
and the second lift has a ratio of
. Which lift should he choose? -> a and b
True
False
9.
An ideal fluid has: -> A high viscosity and zero compressibility
True
False
10.
A pipeline has two different areas
A
1
and
A
2
, where
A
1
is larger than
A
2
. What can be said about the motion of fluid through this pipeline? -> The flow volume is constant.
True
False
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