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
work done by conservative force on a system is equal to

example of like paralle forces

For a parallel-plate capacitor with plate area "A" and plate separation "d", the capacitance is proportional to which of the following? a) A divided by d squared b) A tim

Natural and forced vibrations When we strike a tuning fork with a rubber hammer it vibrates with certain frequency. The frequency does not change even if we hit it harder.

The main constituents of glass is (A) SiO 2           (B) B 2 O 3 (C) Al 2 O 3          (D) Cr 2 O 3 Ans: The main constituents of glass are SiO 2 .

1 Volt : Potential difference among two points will be 1 volt if 1 joule of work is needed to move a +ve charge of Coulumb from 1 point to another.

What is Acoustic Holography? Acoustic holography is a technique used to evaluate the sound field near a source through measuring acoustic parameters ahead of the source through

Explain the Conservation of Momentum In a collision, energy is not all time conserved, if not the collision is totally elastic  (all stored energy is turned into kinetic energy

Derive mathematical equation for an electromagnetic wave travelling in a charge free conducting medium in terms of electric field vector.

A set of open circuit test and short circuit test have been performed on a transformer. A supply voltage of 480 V is applied to the primary side of the transformer and the followin