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Mice21 [21]
3 years ago
10

The _______ is responsible for determining the frequency of vibration of the air column in the tube within a wind instrument.

Physics
1 answer:
drek231 [11]3 years ago
7 0
<span>Vibrations are small oscillations of the frequency. Sound is produced when something vibrates and that;s whhat music instruments do- they produce sound through vibrations. The resonatpr is device reposnsible for determing the frequency of vibration of teh music instruments.</span>
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Answer:308 N/m

Explanation:

Given

mass\left ( m\right )=0.129 kg

wavelength\left ( \lambda \right )=3.86\times 10^7

We know frequency =\frac{c}{\lambda }=\frac{3\times 10^8}{3.86\tmes 10^7}

f=7.772 Hz

As the frequency of radio waves is same as the frequency at which object oscillates

f=\frac{1}{2\pi }\sqrt{\frac{k}{m}}

7.772=\frac{1}{2\pi }\sqrt{\frac{k}{0.129}}

7.772\times 2\times \pi =\sqrt{\frac{k}{0.129}}

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3 years ago
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bearhunter [10]
Sure.
Can I use your answer to part-'a' ?

If the angular acceleration is actually 32 rev/min², than
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Check:

If the initial speed is zero and the final speed is 38.4 rpm,
then the average speed during the acceleration period is

                  
(1/2) (0 + 38.4)  =  19.2 rpm  average

At an average speed of  19.2 rpm for 1.2 min,
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That's pretty close to the "23" in the question, so I think that
everything here is in order.
4 0
3 years ago
Read 2 more answers
11. A fundamental property of light is that it: 15
myrzilka [38]

Answer:

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Explanation:

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3 years ago
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postnew [5]
The genuine answer here

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3 years ago
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Tamiku [17]

Answer:

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Explanation:

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