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Assume that the outer ear canal is a cylincrical pipe 3 cm long, closed at one end by the eardum. Calculate the resonant frequency (fundamental, v1)
A spring with a force constant of 5.3 N/m has a relaxed length of 2.49 m. When a mass is attached to the end of the spring and allowed.
A radio tuning circuit contains an RLC circuit with R=5.0 ohms and L=2.8 micro-H.
What is the electric force (including sign) on the proton if the proton moves just to the left of x = 3.0 cm?
A certain radio receiver must have 2 microwatts of radiation power incident on its antenna in order to provide intelligible reception.
Imagine that you want to create an activity for a group of children to simulate the periodic table.
Give a typical sketch of the 100 kV x-ray spectrum. Identify the bremsstrahlung portion and the characteristic peaks.
How can Lissajous patterns be used in checking out specific frequencies (such as in tuning a piano)?
Two coherent sources of sound, A and B, emit continuous harmonic sound waves of the same frequency f and wavelength lambda.
This corresponds to assuming that the proton mass is effectively in?nite. More correctly. we should picture the proton and electron.
Consider n moles of a Van der Waals gas. Show that (dU/dV)_T = n^2a/V^2. Hence show that the internal energy is U.
Picture a long row of standing dominos, one a little behind the other so that knocking over the first will knock over the second and so on.
Consider a deformed prolate nuclear core consisting of an even number of neutrons and one even number of protons outside of this core.
For the following processes, state whether the driving force is the first or second law of thermodynamics.
Three solid spheres of lead, each of mass 9.8 kg, are located at three corners of a square with side lengths of 50 cm.
A crate of fruit with a mass of 35.0 kg and a specific heat capacity of 3800 J/kg.K slides 8.30m down a ramp inclined at an angle of 40.0 degrees.
In the table below is the thermodynamic data for ammonia (http://en.wikipedia.org/wiki/Ammonia_%28data_page%29) use this data to solve the following problems
Compute the allowed wave function for stationary states of this system with those for a normal harmonic oscillator having the same values of m and C.
Draw the free body diagram of the lower block "as seen" from the frame of reference of the table (or ground).
Write down an expression representing the total mechanical energy of the system at the same instant.
A sample of an ideal gas has the following initial conditions V=15L, T=250K and P=1atm. It is compressed isothermally until the change in entropy is -5J/K
If the mass is displaced by 10 mm from its equilibrium position and released, for the resulting vibration, calculate:
Consider a system consisting of two objects A and B, when A and B have initial temperature T_A and T_B, and heat capacities C_VA and C_VB independent
Define the laws of thermodynamics. Include an example to support your definition.
A tube 4.4 mm in diameter is run through the stopper of a sealed 8-liter container. The tube outside the container forms a U, then runs in a straight line