Find out the electric potential at the center of the sphere
An empty hollow metal sphere has a potential of +470 V with respect to ground (defined to be at V = 0) and has a charge of 5.8 10-9 C. Find the electric potential at the center of the sphere.
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The channel is rectangular, 20 m wide with a bedslope of 0.0002 and Manning n of 0.014. Over what distance does this increase in depth occur?
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At a certain gas station, 70% of the customers use regular-grade unleaded gas and 30% use higher-grade unleaded gas. It is also known that among the customers using regular-grade gas, 60% will fill their tanks; among the customers using higher-gr
Calculate the osmotic pressure of a magnesium citrate laxative solution containing 30.0 g of magnesium citrate in 251 mL of solution at 37 degrees C.
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What is the excess charge on a conducting sphere of radius r = 0.36 m if the potential of the sphere is 1050 V and V = 0 at infinity?
A hydraulic jump occurs in an rectangular channel 2.3 m wide when the discharge is 2.5 m^3/s. If the upstream depth is 0.25 m calculate the depth downstream of the jump and the energy loss in the jump.
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