How far will electron travel before its speed is reduced
An electron with speed of 3.00X10^5 m/s moves into a uniform electric field of magnitude 4.00X10^3 N/C. The field is parallel to the electron's motion. How far will the electron travel before its speed is reduced in half?
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A random sample of 100 computer chips made by a manufacturer were inspected and 8 were found to be defective. Construct a 90% confidence interval for the true defective rate of chips made by this manufacturer.
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