Sound problem, physics, Physics


A Decibel meter reads 140 dB for a sound source at 20''c at 60 % relative humidity.
It also records sound pressure for 140 dB as 200 pascals
what will it read( decibel meter) at 40''c at 86 % humidity for same sound having sound pressure 200 pascals ?
Posted Date: 3/22/2012 8:28:46 AM | Location : United States







Related Discussions:- Sound problem, physics, Assignment Help, Ask Question on Sound problem, physics, Get Answer, Expert's Help, Sound problem, physics Discussions

Write discussion on Sound problem, physics
Your posts are moderated
Related Questions
An explorer is riding his camel in the desert. Up ahead he sees what appears to be a pool of water.  He can tell if it is a real pool of water or a mirage by putting on his pol

Capacitor-start-capacitor-run single-phase motor : In this case, two capacitors are used one for preliminary and other for running purpose as shown. The capacitor used for prelimin

Brewster's law (D. Brewster) The extent of the polarization of light reflected through a transparent surface is maximum while the reflected ray is at right angles to the refra

12 to 16 pages project on electrostatic shielding

Q. What is an optical fibre and dispersion? Write the expression for angle of deviation.

A woman wearing high heels briefly supports all her weight on the heels. If her mass is 45 kg and each heel has an area of 1.2 cm 2 , what pressure does she exert on the floor

yes.fricton is working always opposite to the motion

Explain irreversible process A process which takes the system to the non equilibrium state is known as irreversible process.  *It can't be retraced in the reverse direction.

Temperature joule; J (after J.P. Joule, 1818-1889) The derived SI unit of energy described as the amount of work done by moving an object by a distance of 1 m by applying a fo

Q. What is Fresnel diffraction? a) The source as well as the screen are at finite distances from the obstacle producing diffraction. b) The wave front suffer diffraction is