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A 50,000 kg locomotive is traveling at 60.0 m/s when its engine and brakes both fail. How far will the locomotive roll before it comes to a stop?
Two charged bodies exert the force of .145N on each other. If they are moved so that they are one fourth as far apart, what force is exerted.
If the bullet has a mass of 21.0 g and a speed of 235 m/s, explain how high will the block rise into the air after the bullet becomes embedded in it?
Two point charges are on the y-axis. A 6.0 µC charge is located at y = 1.50 cm, and a -2.46 µC charge is located at y = -1.40 cm. (a) Find the total electric potential at the origin. (b) Find the total electric potential at the point having coordi..
A proton moving with a velocity of 4.0 *10^4 m/s enters a magnetic field of 0.20 T. what is the magnitude of the force on the proton
A bead of mass m slides without friction down a track and around a loop-the-loop of radius R. The initial height of the track is h = 3.5R. What is the speed of the mass after going around the loop
A ‘U' shaped pipe contains a liquid that is sealed at both ends by pistons. Determine the downward force
An unknown gas has a density of 1.584 kg/m3 at STP. (STP, for standard temperature and pressure, What is the gram molecular mass
A thin double convex lens is to focus the image of an object onto a screen so that the image is life-sized. What is the total distance L between object and image
If you hold a 400 cm^2 square plane mirror 43cm from your eyes and can just see the full length of an 8.1m falgpole behind you
By doing a nuclear diffraction experiement, you measure the de Broglie wavelength of a proton to be 9.48 fm. evaluate the speed of the proton
Speedy Sue, driving at 34.0m/s, enters a one-lane tunnel. She then observes a slow-moving van 175m ahead traveling with velocity 5.40 m/s. Sue applies her brakes but can accelerate only at 2.00 m/s2 since the road is wet. Will there be a collision..
The orbital angular momentum of an electron has a magnitude of 4.716*10^-34 kg*m^2/s. What is the angular-momentum quantum number l for this electron
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