Volume 1
A source of sound S of frequency 500 Hz situated between a stationary observer O and wall W, moves towards the wall with a speed of 2m/s. If the velocity of sound is 332m/s. Then the number of beats per second heard by the observer is (approximately)
06
Nov
A source of sound S of frequency 500 Hz situated between a stationary observer O and wall W, moves towards the wall with a speed of 2m/s. If the velocity of sound is 332m/s. Then the number of beats per second heard by the observer is (approximately) A source of sound S of frequency 500 [...]
A table is revolving on its axis at 5 revolutions per second. A sound source of frequency 1000 Hz is fixed on the table at 70 cm from the axis. The minimum frequency heard by a listener standing at a distance from the table will be (speed of sound = 352 m/s)
06
Nov
A table is revolving on its axis at 5 revolutions per second. A sound source of frequency 1000 Hz is fixed on the table at 70 cm from the axis. The minimum frequency heard by a listener standing at a distance from the table will be (speed of sound = 352 m/s) An organ pipe [...]
A source of a sound is moving with constant velocity of 20 m/s emitting a note of frequency 1000 Hz. The ratio of frequencies observed by a stationary observer while the source is approaching him after it crosses him will be
06
Nov
A source of a sound is moving with constant velocity of 20 m/s emitting a note of frequency 1000 Hz. The ratio of frequencies observed by a stationary observer while the source is approaching him after it crosses him will be An organ pipe are Two closed pipe produce 10 beats per second when emitting [...]
An organ pipe, open from both end produces 5 beats per second when vibrated with a source of frequency 200 Hz. The second harmonic of the same pipes produces 10beats per second with a source of frequency 420 Hz. The fundamental frequency of organ pipe is
06
Nov
An organ pipe, open from both end produces 5 beats per second when vibrated with a source of frequency 200 Hz. The second harmonic of the same pipes produces 10beats per second with a source of frequency 420 Hz. The fundamental frequency of organ pipe is An organ pipe are Two closed pipe produce 10 [...]
A source of sound is travelling towards a stationary observe. The frequency of sound heard by the observer is of the three times of the original frequency. The velocity of sound is v m/s. The speed of source will be:
06
Nov
A source of sound is travelling towards a stationary observe. The frequency of sound heard by the observer is of the three times of the original frequency. The velocity of sound is v m/s. The speed of source will be: are Two closed pipe produce 10 beats per second when emitting their fundamental nodes. If [...]
A source of sound emits waves with frequency f Hz and speed of sound is v m/s. Two observers move away from this source in opposite directions each with a speed 0.2 v relative to the source. The ratio of frequencies heard by the two observers will be:
06
Nov
A source of sound emits waves with frequency f Hz and speed of sound is v m/s. Two observers move away from this source in opposite directions each with a speed 0.2 v relative to the source. The ratio of frequencies heard by the two observers will be: are Two closed pipe produce 10 beats [...]
The wavelength is 120 cm when the source is stationary. If the source is moving with relative velocity of 60 m/sec towards the observer, then the wavelength of the sound wave reaching to the observer will be (velocity of sound = 330 m/s)
06
Nov
The wavelength is 120 cm when the source is stationary. If the source is moving with relative velocity of 60 m/sec towards the observer, then the wavelength of the sound wave reaching to the observer will be (velocity of sound = 330 m/s) The wavelength is 120 cm when the source is stationary. If the [...]
Two closed pipe produce 10 beats per second when emitting their fundamental nodes. If their length are in ratio of 25 : 26. Then their fundamental frequency in Hz , are
06
Nov
Two closed pipe produce 10 beats per second when emitting their fundamental nodes. If their length are in ratio of 25 : 26. Then their fundamental frequency in Hz , are are Two closed pipe produce 10 beats per second when emitting their fundamental nodes. If their length are in ratio of 25 : 26. [...]
A tuning fork when sound together with a tuning fork of frequency 256 emits two two beats. On loading the tuning fork of frequency 256, the number of beats heard is 1 per second. The frequency of unknown tuning fork is
06
Nov
A tuning fork when sound together with a tuning fork of frequency 256 emits two two beats. On loading the tuning fork of frequency 256, the number of beats heard is 1 per second. The frequency of unknown tuning fork is A tuning fork when sound together with a tuning fork of frequency 256 emits [...]
A source of sound of frequency 600 Hz is placed inside water. The speed of sound in water is 1500 m/s and in air it is 300 m/s. The frequency of sound recorded by an observer who is standing in air is?
06
Nov
A source of sound of frequency 600 Hz is placed inside water. The speed of sound in water is 1500 m/s and in air it is 300 m/s. The frequency of sound recorded by an observer who is standing in air is? he observers an apparent frequency f. When it moves away from the source [...]