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A vortex, a dust-devil, a tornado... depending on the size, I suppose.
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∙ 14y ago
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What type of sound is produced when a string vibrates quickly?
A high-pitched sound results when a string or a column of air vibrates rapidly.
How does the length of an air column affect pitch?
A short air column produces a shrill note of higher pitch than a longer air column.
What factors decide the frequency of vibration of an air column?
length of vibrating air column
Spins as water or air flows through it?
Turbine
What is resonance air column?
The resonance air column refers to the air vibration of large amplitude produced by a relatively small vibration near the same frequency of vibration.
What do tornadoes and helicopters have in common?
Rotation. Tornadoes a violently rotating vorticies of air and the rotor of a helicopter also spins rapidly.
What type of sound is produced when a string vibrates quickly?
A high-pitched sound results when a string or a column of air vibrates rapidly.
What device spins rapidly and causes the solids to settle to the bottom of a container?
Centrifuge
What is an air column?
the weight of a column of air above you that puts pressure on you
Why is the milky way a spiral?
I am not sure but i believe it is because it spins rapidly because of the gravity in it's core.
What is a neutron star that spins rapidly on it axis?
If it also emits pulses in each rotation, it is called a pulsar.
What is the sound following a flash of lightning?
This is called thunder, and results from a rapidly expanding pressure wave, as a narrow column of air is heated to thousands of degrees by the lightning's electrical energy.
What are whirlwinds?
Whirlwind1. A rapidly rotating, generally vertical column of air, such as a tornado, dust devil, or waterspout.2. A tumultuous, confused rush. A destructive force or thing.Source: Answers.com
How does the length of an air column affect pitch?
A short air column produces a shrill note of higher pitch than a longer air column.
Causes atmospheric air to be rapidly heated?
There are a few causes that lead to atmospheric air to be rapidly heated. Having a fire burning will lead to rapidly heated atmospheric air.
What factors decide the frequency of vibration of an air column?
length of vibrating air column
Violently rotating column of air?
A violently rotating column of air is called a tornado.
