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The planet Jupiter is 7.78 × 1011 m from the Sun. How long does it take for Jupiter to orbit once about the sun given that the distance from the Earth to the Sun is 1.50 × 1011 m?
Two non conservative forces are present: friction does -2.00 104 J of work on the car, and a chain mechanism does +3.00 104 J of work to help the car up a long climb. What is the transform in the car's kinetic energy, ΔKE = KEf - KE0, from A to B.
If the density of an object is 2.7 g/cm^3 and its volume is 2 liters, what is its mass in kg
The steel strip is 0.082% longer than the aluminum strip. By how much should the temperature of the strips be increased, so that the strips have the same length
Compressed air is used to fire a 46 g ball vertically upward from a 2.0-m-tall tube. How high does the ball go above the top of the tube
In doing a new quantum eraser experiment we rotate the polarization of the light going through one of the arms of the Mach-Zehnder interferometer.
A proton is released from rest in a uniform electric field of magnitude 421 N/C. Find the electric force on the proton. Find the acceleration of the proton.
What about at the point (0.60 m, 2.85 m)? Hint: find the wavelength, and then find the path length difference from the speakers to the point in question. Assume the speed of sound to be 343 m/s. Drawing a diagram will help.
A ball is thrown from a window with Vo=2m.s at an angle of 53 degrees ABOVE the horizontal. From what height was the ball thrown
A softball pitcher rotates a 0.250 kg ball around a vertical circular path of radius 0.4 m before releasing it. what is its speed upon release
consider an electron in a 1-d box of length 258 pm.a. what is the zpe in j per electron? in kjmole?b. where would the
A ball of mass m_b and volume V is lowered on a string into a fluid of density rho_f. Suppose that the object would sink to the bottom if it were not supported with the string.
An automobile battery has an emf of 12.60 V and an internal resistance of 0.076 0 ?. What is the potential difference across the headlight bulbs when they are the only load on the battery
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