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A sound wave has an intensity of 37 mW/m2 and interferes destructively with another sound wave.
What are the three types of heat transfer? Provide a description of each and indicate its key formulas.
Planck's formula for spectral distribution of the flux emitted by a blackbody is:
Assuming that Jane's entire body mass is halted in 0.04 seconds, how much force did Jane's hand experience? (Hint: F=ma)
If Bob wants the merry go round to return to its original angular velocity, where should he place the mass MA, assuming he stays at RB?
A classic physics demonstration involves a glass of water placed in the middle of a flat board. If strings are then tied to the four corners of the board.
A rim type flywheel has to store the greatest amount of energy of 2.5 kJ at the mean engine speed of 300 rpm.
We are presented with a 17000 gallon tank of water; the tank has specific dimensions and has a 75 horsepower agitator.
In the photoelectric effect experiment, light photons strike a photoelectric material in a phototube and electrons are emitted with a certain kinetic energy.
Einstein explained the photo electric effect by treating light as being made up of indivisible particles, or photons. State the general circumstances
A projectile is fired at an angle of 45 degrees from the top of a 165 m cliff with a speed of 175m/s. What will be its speed when it strikes the ground below.
Compared to an object in front of it, the image in a plane mirror is always: (a) smaller (b) virtual (c) three times far away (d) distorted (e) none of these.
We put a small ring of mass m on the long (infinite) string. The ring slides without friction. How does the ring move, when we send by a string the sine wave?
Illustrate that a reflection through the (100) plane followed by a non-primitive translation through [1/4,1/4,1/4].
A horizontal seismometer consists of a pendulum of length "l" constrained to rotate about a nearly vertical axis.
Explain in detail the concept of center of mass of a system of bodies or a rigid body with solved examples.
Determine the magnitude of the transverse component of the satellites velocity when r=20,000mi.(the radius of earth is 3960mi.)
Consider the model of an ideal gas, where every molecule has an additional vibrational degree of freedom, which can be described by an oscillator potential
Using this data, determine the distance of Halley's Comet from the sun at perihelion and at aphelion.
A satellite is placed in a circular orbit 600km above the surface of the earth. Find the period of the motion of this satellite.
A plane wave in incident upon single atom regular lattice. Calculate the scattered amplitude from all the atoms.
A hydrogen atom when in its lowest energy state consists of a proton of charge +e and an electron of charge -e and mass 9.1x10-31 kg.
If the string can withstand a maximum tension of 77.1 N, what is the maximum tangential speed the ball can have before the string breaks?
The solar wind is a continuous stream of particles, mostly protons and electrons, moving away from the Sun.
Bragg's Law applies to a very particular diffraction geometry. Determine the condition for constructive interference for the following, more general