Electrical force acting on the alpha particle
An alpha particle (charge = +2.0 e) is sent at high speed toward a gold nucleus (charge = +79e). What is the electrical force acting on the alpha particle when it is 2.0 x 10-14 m from the gold nucleus?
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Sketch the processes on a T-v diagram relative to the saturation lines and determine the final pressure, the total volume change, and the total internal energy change of the water during these processes.
Suppose a population proportion is .40, and 80% of the time when you draw a random sample from this population you get a sample proportion of .35 or more. How large a sample were you taking?
Two narrow slits 50 microns apart are illuminated with light of wavelength 500nm. What is the angle of the m = 2 bright fringe in degrees? What is the highest possible value of the order number m here? Explain?
Given a 90% confidence interval for mu1-mu2 as (-5,5). What can be concluded?
At the 0.025 significance level, is it reasonable to conclude the mean income of those selecting Plan B is larger? Hint: For the calculations, assume the Plan A as the first sample.
Offer 1- $500,000 now plus $120,000 for the end of year 6-15. Also if the product goes over $50,000,000. Ms Cleanair thought there was a 75% probability this wouel happen.
At a distance from a point charge, the electric potential is 3200 and the magnitude of the electric field is 2.0×105 . What is the distance r?
Given a 99% confidence interval for p1-p2 as (-0.58, 0.58). What can be concluded?
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