Rising the potential of the sphere
A small sphere carrying a positive charge of 10.0µC is moved against an electric field through a potential difference of +12.0V. how much work was done by the applied force in rising the potential of the sphere?
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Bozeman sold equiptment that it uses in its business for $80,000. Bozenman bought the equiptment two years ago for $75.000 and has claimed $20,000 of depreciation expense. What is the amount and character of Bozen's gain or loss?
Four equal positive point charges, each of charge -14 C , are at the corners of a square of side 12cm.What charge should be placed at the center of the square so that all charges are at equilibrium? Solve using only Biot-Savart and maxwell's equat
Brandon and Jane Forte file a joint return and decide to itemize their deductions. The Forte's income for the year consists of $120,000 in salary, $1,000 interest income, $1,500 nonqualifying dividends and $1,000 long term capital gains.
Although it is not an ionic solute, a 1.00-molal solution of ammonia, NH3, is actually a weak electrolyte and has an ionic strength of about 1.4 x 10^-5 molal. Explain.
Leesburg sold a machine for $2,200 on November 10th of the current year. The machine was purchased for $2,600. Leesburg had taken $1,200 of depreciation deductions. What is Leesburg's gain or loss realized on the machine?
Butte sold a machine to a machine dealer for $50,000. Butte bought the machine for $55,000 several year ago and has a claimed $12,5000 of depreciation expense on the machine. What is the amount and character of Butte's gain or loss?
At the entracnce the average velocity is 1 m/s, the pressure 340,000 Pa, and the density is 1001 kg/m3. If the increase in internal energy is 200,000 J/kg, find the heat added to the fluid.
A 1200 kg ore cart is rolling at 10.8 m/s across a flat surface. A crane dumps 493 kg of ore (vertically) into the cart. How fast does the cart move after being loaded with ore? Assume that frictional forces with the flat surface may be neglected.
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