What is their combined intensity

Reference no: EM13342650

Two sources have sound levels of 104dB and 62.3 dB

A) what is their combined intensity?

B) If they are sounding simultaneously what is the combined sound level (answer in units of dB)?

Reference no: EM13342650

Questions Cloud

Find the change in entropy of the air during this process : A 72.0-kg log falls from a height of 27.0 m into a lake. If the log, the lake, and the air are all at 305 K, find the change in entropy of the air during this process

Explain the ksp values of cdco3 and ag2cro4 : Equal volumes of 1 x 10-4 M solutions of Cd2+ and CO32- ions are mixed in one flask and equal volumes of 1 x 10-4 M solutions of Ag+ and CrO42- ions are mixed in a second. Which substances precipitate given that the Ksp values of CdCO3 and Ag2CrO4..

Explain why the iasb has proposed the changes : Explain why the IASB has proposed the changes, including a discussion of the advantages and disadvantages of fair value measurement.

Determine the manufacturing plan for the sub-product : Formulate a linear programming model for the above distribution management problem. Define your decision variables and the notation you use for them, express the objective and objective function, and constraints using your decision variables.

What is their combined intensity : Two sources have sound levels of 104dB and 62.3 dB. what is their combined intensity

Explain the equation below is balanced in acidic solution : How many H+ ions are required when the equation below is balanced in acidic solution with the smallest whole number coefficients? Cu(s) + NO3-(aq) => Cu2+(aq) + NO(g)

Calculate the mirrors radius of curvature : A dentist uses a mirror to examine a tooth that is 0.75 cm in front of the mirror. The image of the tooth is formed 11.0 cm behind the mirror. Determine the mirror's radius of curvature

The fragments after the explosion is true : An object of mass 3m, initially at rest, explodes breaking into two fragments of mass m and 2m, respectively. Which one of the following statements concerning the fragments after the explosion is true?

Determine the change in internal energy of a system : What is the change in internal energy of a system that takes in 2.80 ? 106 J of heat, and does 4.50 ? 105 J of work while dissipating 9.00 ? 106 J of heat

User Account

All Pages