A metal sphere of mass m and radius r is charged up so that
A metal sphere of mass M and radius R is charged up so that its surface is at an electric potential V. What is the electric potential at the center of the sphere? Assume V=0 at infinite distance.
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The number of flaws on a sheet of aluminum manufactured by a certain process follows a Poisson distribution. In a sample of 100m2 of aluminum, 200 flaws are counted.
Industry structure is often measured by computing the Four-Firm Concentration Ratio. Suppose you have an industry with 20 firms and the CR is 20%
Use of mobile based services to make the direct contact with the customers about their health and keep contact with patients in regular manner.
Suppose that 0.03% of plastic containers manufactured by a certain process have small holes that render them unfit for use. Let X represent the number of containers in a random sample on 10000 that have this defect.
A metal sphere of mass M and radius R is charged up so that its surface is at an electric potential V. What is the electric potential at the center of the sphere
An exhaust system was added to provide 1 air exchange per hour (ACH) in the crawl space. The outdoor concentration of radon is 1 pCi/L. Estimate the radon concentration in the crawl spce (in pCi/L).
Suppose you have a limited money income and you are purchasing products A and B whose prices happen to be the same. To maximize your utility you should purchase A and B in shuch amounts that?
A 250-g object attched to a spring oscillates on a frictionless table with a frequency of 4 Hz and an amplitude of 20 cm. Calculate the maximum potential energy of the system
Aluminum ion (Al3+) is present in an industrial wastewater at 3 mg/L. The treatment facility wants to precipitate out the aluminum until there is only 0.2 mg/L remaining. What pH is required to acheive this aluminum ion concentration
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