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aksik [14]
3 years ago
12

The period of a sound wave is doubled, yet the speed of the wave remains the same. By what factor does the wavelength change?

Physics
1 answer:
pav-90 [236]3 years ago
6 0
The answer to ur question is D
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A hovering mosquito is hit by a raindrop that is 50 times as massive and falling at 8.1 m/s , a typical raindrop speed. how fast
Airida [17]

here we will use the momentum conservation

initial total momentum = final total momentum

P_i = P_f

m_1v_{1i} + m_2v_{2i} = m_1v_{1f} + m_2v_{2f}

now plug in all data here

m(0) + 50m(8.1) = mv + 50mv

405 = 51 v

v = 7.94 m/s

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What is the Genetic Modification Process?<br><br> Brainlyist for the best answer
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Answer:

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6 0
3 years ago
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An astronaut lands on an alien planet. He places a pendulum (L = 0.200 m) on the surface and sets it in simple harmonic motion,
Ne4ueva [31]
A)  f = 1.8 rev/s = 2 Hz 
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B)  not really sure..srry

C)  </span><span>T = 2 pi √ ( L / g ) </span>
<span>0.57 = 2 x 3.14 x √ ( 0.2 / g )
</span><span>
g = 25.5 m/s²
</span>
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5 0
3 years ago
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kvasek [131]

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Thus

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Xf = Vi^2/ 2g

= (20m/s) ^2/ 2(9.81m/s)^2

=20.4m

5 0
3 years ago
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Answer:

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