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erastova [34]
3 years ago
8

What is the wavelength of a 2.50-kilohertz sound

Physics
1 answer:
Alexxx [7]3 years ago
3 0
The formula v=fλ can be used here.

326=2500*λ

Note the 2500 as 2.5kHz is 2.5 thousand Hz.

λ = 326/2500
= 0.1304m = 0.130m
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Answer:

120N

Explanation:

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given that m = 10 kg, a = 12 m/s^2

F = ma = 10 kg * 12 m/s^2 = 120 kgm/s^2 = 120 N

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3 years ago
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If you want the ball to land in your hand when it comes back down, should you toss the ball straight upward, in a forward direct
denpristay [2]

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Projectile motion is the motion of an object thrown (projected) into the air.

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7 0
2 years ago
During a plane showcase, a pilot makes circular "looping" with a speed equal to the sound speed (340 m/s). However, the pilot ca
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Answer:

1472.98 m

Explanation:

Data provided:

Speed of circular looping, v = 340 m/s

Acceleration, a = 8g

here,

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Now,

the centripetal acceleration is given as,

a=\frac{v^2}{r}

r is the radius of the loop

on substituting the respective values, we get

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5 0
4 years ago
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Katarina [22]

Answer:

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Explanation:

5 0
3 years ago
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