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he rest energy of an electron is 0.511 MeV. The rest energy of a proton is 938 MeV. Assume both particles have kinetic energies of 2000 MeV.
(a) Find the speed of the electron.
(b) Find the speed of the proton.
(c) By how much does the speed of the electron exceed that of the proton?
Weight of a box is 150 pounds. The horizontal force required to move the box is 70 lb. What horizontal force is required if 60lbs is added to box.
What is the velocity of observer B relative to observer A . A diver shines a light up to surface of a flat glass-bottomed boat at an angle of 36 relative to the normal.
Calculate Louise's AMT adjustment for circulation expenses for 2011, 2012, 2013, and 2014. Advise Louise on explain how she could reduce or eliminate the AMT adjustment in 2011.
When a battery is connected to a 1.75 ? resistor the current flow through the circuit is 0.810 A, Determine the internal resistance of the battery and the voltage supplied by the battery
A train moving at a constant speed of 64.0 km/h moves east for 50.0 min, then in a direction 40.0° east of due north for 19.0 min, and then west for 53.0 min
Suppose a 76 kg person hangs vertically from a nylon rope. What radius must the rope have if its fractional increase in length is to be the similar as that of the spider's thread.
An object is located 8.00 cm from a converging lens that has a focal length of 10.0 cm. The height of the object is 0.67 cm. What is the height hi of the image
A 2 kg ball has been thrown vertically upward. If we ignore the air resistance, what are the direction and size of the net force acting on the ball while it is traveling upward?
The impact on light fixture swing
While running, a person dissipates about 0.60 J of mechanical energy per step per kilogram of body mass, how fast is the person running
In open heart surgery a much smaller amount of energy will defibrillate the heart, What voltage is applied to the 9.00 µF capacitor of a heart defibrillator that stores 55.0 J of energy
A boy in a moving bus at +6 m/s observes a car moving at -3 m/s. What is the actual velocity of the car with respect to the bus?
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