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the frequency of a source

Resonance in a system, such as a string fixed at both ends, occurs whena) it is oscillating in simpler harmonic motion b) its
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2. asked by Satej
3. 2,734 views
A moving observer approaches a stationary sound source. What does the observer hear?an increase in frequency a decrease in
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2. asked by Truth
3. 75 views
a source emits 1700Hz frequency travelling at a speed of 70m/s. A detector is placed 200m away. What is the frequency detected
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2. asked by please Help urgentlyph
3. 627 views
as observer travelling with a constant velocity of 20m/s passes close to a stationary source of sound and noticed that there is
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2. asked by Evans
3. 1,133 views
An observer traveling with a constant velocity of 20m/s passes close to a stationary source of sound and noticed that there is a
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2. asked by Kenry
3. 784 views
An observer rides with a moving sound source directly toward a large vertical wall. The vehicle has a constant speed of 10m/s
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2. asked by Offiong
3. 691 views
A source passing a stationary observer is emitting a frequency of 560 Hz. If the speed of sound is 345 m/s, what must speed of
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2. asked by AlphaPlus
3. 3,149 views
In a resonance-tube containing air, the source of sound is a small loudspeaker driven by a variable-frequency oscillator. The
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2. asked by Priscy
3. 588 views
An acoustic burglar alarm consists of a source emitting waves of frequency 28.0 kHz. What is the beat frequency between the
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2. asked by onon
3. 681 views
a source of sound id traveling towards a stationary observer .The frequency of sound is heard by the observer is 25% more that
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2. asked by ashu
3. 883 views