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A proton accelerates from rest in a uniform electric field of650 N/C. At some time later, its speed is1.40 x 106 m/s.
(a) What is the magnitude of the acceleration of the proton?1 m/s2(b) How long does it take the proton to reach this speed?2 s(c) How far has it moved in this time interval?3 m(d) What is its kinetic energy at the later time?4 J
A 70kg skateboarder comes over the top of a hill at 6.0m/s and reaches 12m/s at the bottom. Find the total work done on the skateboarder
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An air parcel occupied by an ideal gas (T1 = 255 K, V1 = 1500 m3, m1 = 1680 kg) collides and mixes with a second air parcel occupied by a second ideal gas (T2 = 280 K, V2 = 1200m3, m2 = 1392 kg). Assuming the specific heat capacities of the gases in ..
An electron is projected vertically upward with a speed of 1.50 * 10^6 m/s into a uniform magnetic field of 0.200 T, What is the radius of motion
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A nuclear power plant has a maximum steam temperature () of 280degrees C. It produces 790MW of electric power in the winter, when its is effectively -7 degrees C . If its summertime is 40 degrees C, what's its summertime electric power output, assumi..
in a young's double slit experiment two rays of monochromatic light emerge from the slits and meet at a point on a distant screen. what is the wavelength in mm of the monochromatic light
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A 2.00-nF capacitor with an initial charge of 5.06 µC is discharged through a 1.28-k? resistor. What is the maximum current in the resistor
Water is flowing through a pipe (area 4.2 cm2) that connects to a faucet adjusted to have an opening of 0.48 cm2. what is its speed as it leaves the faucet
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A block is attached to a ceiling by a spring of force constant k. When pulled down and released, what is the force constant k of the spring
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