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A .42 kg copper penny drops a distance of 51.3m to the ground. If 65.0 percent of the potential energy goes into increasing the internal energy of the penny, determine the magnitude of the increase in internal energy (in J)
A small fly of mass 0.27g is caught in a spider's web. The web vibrates predominately with a frequency of 3.2Hz. At what frequency would you expect the web to vibrate
Two cylindrical artificial bones are made of the same material and length, one with twice the radius as the other. When the two have the same tension force applied, the larger bone stretches by what factor compared to the smaller bone?
The wavelength of visible light ranges from 400 to 700. Find the ranges of this light's angular frequency and Find the ranges of this light's wave number
From the shape of total energy vs. time plot, what can you conclude about the conservation of mechanical energy in your mass and spring system.
write a vbscript code lines that define a constant taxrate that is 25 a variable basepay that is 1000 and a variable
You are in a space shuttle traveling in the circular orbit, which is 410 km above the Earth. How long will it take you to catch up with your friend if you reduce your orbital radius by 1 km
barium has a work function of 2.48 ev. what is the maximum kinetic energy of electrons if the metal is illuminated by
A horizontal platform in the shape of a circular disk rotates on a frictionless bearing about a vertical axel through the center of the disk. the platform has a mass of 150 kg a radius of 2m and a rotational inertia of 30 kgm about the axis of ..
A house has a floor area of 200 m2 and an outsidewall that has an area of 50.0 m2. The earth's magneticfield here has a horizontal component of 2.65E-5 T that points duenorth and a vertical component of 4.22E-5 T that points straightdown, toward t..
A protonand an electron are held in place on the xaxis. The proton is at x =–d, while the electron isat x = + d.They are released simultaneously, and the only force that affectstheir motions is the electrostatic force of attraction that eachapplie..
A tire is filled with air at 13°C to a gauge pressure of 220 kPa. If the tire reaches a temperature of 42°C, what fraction of the original air must be removed
Given the Sun's distance from the center of the Milky Way and the Sun's period of revolution, how can we determine a lower bound for the mass of the Milky Way galaxy?
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