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kodGreya [7K]
3 years ago
5

What happens to the frequency and pitch of sound if the object making the sound moves away from you ?

Physics
1 answer:
Olin [163]3 years ago
8 0

If you and the source of sound are moving apart, then the pitch (frequency) <em>you hear</em> is <em>lower</em> than the pitch (frequency) that's actually leaving the source.  

It doesn't matter whether you or the source is the one moving, only that the distance between you is increasing.

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Relative means
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2 years ago
Three cannons are located at the top of a cliff above a level plain. Cannon A is aimed at an angle of 25° above the horizontal a
vodka [1.7K]

Answer:

The canon B hits the ground fast.

Explanation:

Given that,

Speed of cannon A = 85 m/s

Speed of cannon B= 100 m/s

Speed of cannon C = 75 m/s

We need to calculate the cannonballs will hit the ground with the greatest speed

Using conservation of energy

The final kinetic energy of canon depends on initial kinetic energy and potential energy.

The  final velocity depends upon initial velocity and initial height.

So,  the initial velocity of canon B is high.

Hence, The canon B hits the ground fast.

3 0
3 years ago
Why did the acorn fall to earth instead of rising up to the moon?
Andrei [34K]
Because earths gravitational force is greater than that of the moon.
8 0
3 years ago
Read 2 more answers
I have 2 questions left that im stuck on, and I need to do them in 10 minutes.. well im doomed. Can anyone help?
erma4kov [3.2K]
I can help what is the questions
7 0
3 years ago
In the mass spectrum of pentane, the presence of a peak with m/z = 15 is most likely to the detection of:_________-
aliya0001 [1]

In the mass spectrum of pentane, the presence of a peak with m/z = 15 is most likely due to the detection of A) methyl radical cation that has been lost from the spectrum.

<h3>Mass Spectrum</h3>

The m/z ratios of any ions contained in a sample displayed against their intensities that forms a mass spectrum.

The height of the peaks in any kind of mass spectrum denotes the relative abundance of the various components in the sample, and each peak in a mass spectrum displays a component that a distinct m/z is in the sample.

<h3>How do mass spectra function?</h3>

Only when a molecule has been transformed into a gas-phase ion can a mass spectrometer calculate the mass of the molecule.

In order to do this, it gives molecules an electrical charge and transforms the flow of electrically charged ions that results into a proportional electrical current that a data system can subsequently read.

<h3>Give an example of the mass spectral range.</h3>

Whenever any molecules are ionized in an ionization box, many different kinds of ions have been created.

To know more about Mass spectrum visit:

brainly.com/question/1698571

#SPJ4

Complete Question

In the mass spectrum of pentane, the presence of a peak with m/z = 15 is most likely to the detection of: _________-

A) Methyl Radical

B) Ethyl Radical

C) Propyl Radical

D) Butyl Radical

3 0
1 year ago
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