For plane waves in the air of frequency 1000 Hz and the displace amplitude `2xx10^(-8)m`, deduc (i) the velocity amplitude, and (ii) the intensity. (Take p= `1.3(kg)/m^(3)`, c=340 m/s)`

A sound wave in air has a frequency of 300 H_(Z) and a displacement ampulitude of 6.0 xx10^(-3) mm . For this sound waves calculate the (a) Pressure ampulitude (b) intensity (c ) Sound intensity level (in dB) Speed of sound = 344 m//s and density of air = 1.2 kg//m^(3) .

A sound wave having a frequency of 100 Hz and pressure amplitude of 10 pa, then calculate the displacement amplitude (Given speed od sound in air = 340 m/s and density of air = 1.29 kg/m^(3) )

Plane harmonic waves of frequency 500 Hz are produced in air with displacement amplitude of 10mum . Given that density of air is 1.29(kg)/(m^3) and speed of sound in air is 340(m)/(s) . Then

A 10 W source of sound of frequency 1000 Hz sends out wave in air. The displacment amplitude a distance of 10 m from the source is (speed of sound in air = 340 m/s and density of air = 129 kg/m^(3) )

Calculate the intensity of a note of frequency 1000 Hz if the amplitude of vibration is 10^(-9) cm . Density of air = 1.3 kg m^(-3) and velocity of sound = 340 m s^(-1)

Find the intensity of sound wave whose frequency is 250 Hz. The displacement amplitude of particles of the medium at this position is 1 xx 10^(-8) m. The density of the medium is 1 kg"/"m^3 , bulk modulus of elasticity of the medium is 400 N"/"m^2 .

(a) what is the displacemant amplitude for a sound wave having a frequency of 100 Hz and a pressure amplitude of 10 pa? (b) The displacement amplitude of a sound wave of frequency 300 Hz is 10^(-7) m. what is the pressure amplitude of this wave ? speed of sound in airb is 340 ml s and density of a ir is 1.29kg// m^(3) .

For a person with normal hearing, the faintest sound that can be at a frequency of 400 Hz has pressure amplitude of about 6.0 xx 10^(-5) Pa . Calculate the corresponding intensity in W//m^(2) . Take speed of sound in air as 344 m//s and density of air 1.2 kg//m^(3) .