How many electrons are on the leaf end
An initially uncharged electroscope is polarized by bringing a negatively charged rubber rod near the bulb. If the bulb end of the electroscope acquires a net charge of +3.00 , how many electrons are on the leaf end?
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Two charged spheres are 5.27cm apart. They are moved, and the force on each of them is found to have been tripled How far apart are they now?
A level perpetuity-immediate is to be shared by three charities providing medical research and a fourth charity providing assistance to children of veterans. For n years, the three research charities will receive the payments equally.
The following information is collected from students upon exiting the campus bookstore during the first week of classes.
Then in another 4 s it moves from sB to sC = +2.5m. Determine the particle's average velocity and average speed during the 6-s time interval.
List all samples of size 3, and compute the mean of each sample. (Round your Mean value to 2 decimal places.) Compute the mean of the distribution of sample means and the population mean. (Round your answers to 2 decimal places.)
The cash account for Santiago Co. on May 31, 2011, indicated a balance of $15,515.00. The March bank statement indicated an ending balance of $20,245.00.
When there is a known current obligation that involves an uncertain amount, but one that can be reasonable estimated, both require similar treatment.
A parallel plate capacitor has a voltage of 391 V applied across its plates, then the voltage source is removed. what is the voltage is the space between them becomes filled with mica? ( the delectric constant for mica is 5.4 and for air is 1.0006
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