Determining the speed of the proton
At a certain position the horizontal component of the magnetic field of Earth is 2.5*10^-5, due North. A proton moves eastward with just the right speed for the magnetic force on it to balance its weight. Determine the speed of the proton?
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An unstable particle at rest breaks up into the two fragments of uneven mass. The mass of the lighter fragment is around 2.00 x 10-28 kg, and that of the heavier fragment is around 1.69 x 10-27 kg. When the lighter fragment consists of a speed of 0.
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A capacitor is made up from the two 1.8 cm diameter coins separated through a 0.16 mm thick piece of paper (K = 3.7). A Battery of Twelve Volt is joined to the capacitor. Determine how much charge is on each coin?
The mechanic charges $35 an hour plus parts to fix the car. If parts cost $90 and it took 5 hours to do job, find total cost of repair? Illustrate the solution and answer.
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