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

Q. State Kirchoff's second law in electricity? Kirchoff's second law (voltage law) the algebraic total of the products of resistance as well as current in each part of any

Point out the direction of the current if any induced to flow in the coil by the changing magnetic field. (Depicted is a view of the coil from the side. Toward the top of the displ

Describe the Michelson Morley's experiment and explain its negative result. What is "Length Contraction" and "Time Dilation" in relativistic mechanics? Explain.

Define about the Diesel Cycle? Evaluate the efficiency of the Diesel cycle consisting of two adiabats 1→2and 3→4one isobar 2→3and 4→1one constant-volume process Assume C v and

Calculate the heat-removal factor and the duct flow factor for a collector having an overall heat loss coefficient of 6 W/ (m 2 .K) constructed of aluminum fins and tubes. Tube to

A single-phase transformer has a voltage ratio of 6:1 and the h.v.winding is supplied at 540V. The secondary winding gives a full load current of 30A at a power factor of 0.8 l

This spray head discharges water (density 62.4 lbm/ft ) at a rate of 4 ft /s. Assuming irrotational flow and an efflux speed of 65 ft/s in the free jet, determine what force acting

Determine current flowing through 5 ? resistor in the circuit demonstrated in Figure. Use Source transformation technique. Ans: Determination of current flowing thr