Evaluate how much energy is absorbed by the eardrum

Assignment Help Physics

Reference no: EM13562498

A sound wave with an intensity level of 81.0 dB is incident on an eardrum of area0.600 10-4 m2. How much energy is absorbed by the eardrum in 4.0 minutes?

Reference no: EM13562498

Questions Cloud

Obtain the change in length of the rod : An aluminum rod is 16.0 cm longat 20°C and has a mass of 350 g. If 13000 J of energy is added to the rod by heat, what is the change in length of the rod

Estimate what is the compressional stress : The total cross-sectional area of the load-bearing calcifiedportion of the two forearm bones (radius and ulna) is approximately2.0 cm2. what is the compressional stress that the arm withstands duringthe crash

Make reasonable assumptions as to the soil properties : Soil borings made at a site near Chicago indicate that the top 6m is lose and miscellaneous fill, with the groundwater table at 3m below the ground surface. Below this is a fairly soft blue-gray silty clay with an average water content of 30%. The bo..

Evaluate what is the mass of the aluminum chunk : A student drops two metallic objects into a 120 g steel container holding 150 g of water at 25°C. What is the mass of the aluminum chunk

Evaluate how much energy is absorbed by the eardrum : A sound wave with an intensity level of 81.0 dB is incident on an eardrum of area0.600 10-4 m2. How much energy is absorbed by the eardrum in 4.0 minutes

Find the minimum coefficient of friction such that : A water jet of diameter 2 inches and speed of v=60 ft/s is filling a tank at a 70 degree angle. The tank has a mass of 25 lbm and contains 6 gallons of water. The water temperature is 70 degrees F.

Calculate the critical crack length required to cause : The specifications on a part specify that the part should be replaced when any crack reaches 25% of the critical crack length that will lead to fracture. We know that the part has an intial crack of length 0.02 mm, and that the fracture toughness is ..

Evaluate what is the specific heat of the substance : When 215 g of a substance is heated to 330degrees Celcius andthen plunged into a 100-g aluminum calorimeter cup containing 150 gof water at 12.5degrees celcius, What is the specific heat of the substance

What is themagnitude of his horizontal recoil velocity : One of James Bond's adversaries is standing on a frozen lake;there is no friction between his feet and the icewhat is themagnitude of his horizontal recoil velocity

User Account

All Pages