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actually the frequency donot change but apparent change in frequency is observed by the observer...........(may be this help u)
When an object moves in a circular path, the velocity will change and the there will be acceleration.
The frequency, as observed by the receiving end, will be less than the frequency at which the wave was emitted.
An unbalanced force can: change the speed an object moves at change the direction an object is moving cause an object to start/stop moving
When a source moves toward the Earth its wavelength is shortened, a phenomenon known as blueshift. When a source moves away from the Earth its wavelength is increased, a phenomenon known as redshift.
actually the frequency donot change but apparent change in frequency is observed by the observer...........(may be this help u)
When an object moves in a circular path, the velocity will change and the there will be acceleration.
The frequency, as observed by the receiving end, will be less than the frequency at which the wave was emitted.
There is a change in frequency; this effect is called "Doppler effect".
An unbalanced force can: change the speed an object moves at change the direction an object is moving cause an object to start/stop moving
When a source moves toward the Earth its wavelength is shortened, a phenomenon known as blueshift. When a source moves away from the Earth its wavelength is increased, a phenomenon known as redshift.
The speed of the wave stays same but the frequency change due to motion.
Is called Doppler Effect
when the source moves toward stationary observer the frequency increase because wavelength gets shorter.
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That is called "redshift". The frequency of the radiation decreases.
The wavelength decreases. Frequency and wavelength are inversely related.