A sound wave of frequency `80 Hz` is travelling with speed `320 m//s`.
(a) Find the change in phase at a given position in `400 ms`
(b) Find the phase difference between two positions seperated by `20 cm` at a particular instant.

A sound wave of frequency 8000Hz travels with a speed of 340 m//s in air. Find its wavelength.

The audible frequency for a normal human being is 20 Hz to 20 kHz . Fuind the corresponding wavelengths if the speed of sound in air 320 m//s . (b) Find the phase difference between two position separated by 20 cm at a particular instant.

The audible frequency for a normal human being is 20 Hz to 20 kHz . Fuind the corresponding wavelengths if the speed of sound in air 320 m//s . (b) Find the phase difference between two position separated by 20 cm at a particular instant.

A sound wave of frequency 10 kHz is travelling in air with a speed of 340 ms^-1 . Find the minimum separation between two points where the phase difference is 60^@ .

A sound wave of frequency 10 kHz is travelling in air with a speed of 340 ms^-1 . Find the minimum separation between two points where the phase difference is 60^@ .

A sound wave of frequency 10 kHz is travellilng in air with a speed of 340 ms^-1 . Find the minimum separation between two points where the phase difference is 60^@ .

A sound wave of wavelength 4 cm travels with a speed of 360 m//s .Find its frequency.

A sound wave of frequency 100 Hz is travelling in air. The speed of sound in air is 350 ms^-1 (a) By how much is the phase changed at a given point in 2.5 ms ? (b) What is the phase difference at a given instant between two points separated by a distance of 10.0 cm along the direction of propagation ?

A sound wave of frequency 100 Hz is travelling in air. The speed of sound in air is 350 ms^-1 (a) By how much is the phase changed at a given point in 2.5 ms ? (b) What is the phase difference at a given instant between two points separated by a distance of 10.0 cm along the direction of propagation ?

A sound wave of frequency 100 Hz is travelling in air. The speed of sound in air is 350 ms^-1 (a) By how much is the phase changed at a given point in 2.5 ms ? (b) What is the phase difference at a given instant between two points separated by a distance of 10.0 cm along the direction of propagation ?