How is an electric guitar different from an acoustic guitar ?
Acoustic organs of Cockroach are located over
Acoustic spots in frog is present in
Acoustic zoning is related with
The stato-acoustic receptor responds to changes of
A window whose area is 2m^2 opens on street where the street noise result in an intensity level at the window of 60 dB. How much acoustic power enters the window via sound waves. Now if an acoustic absorber is fitted at the window, how much energy from street will it collect in 5 h?
An acoustic wave alphaagates through nitrogen under standard conditions. At what frequency will the wavelength be equal to the mean free path of the gas molecules ?
A car covers a distance of 2 km in 2.5 minutes. If it covers half of the distance with speed 40km//hr , the rest distance it shall cover with a speed of :
