Asmall sphere with mass m carries a positive charge q and is attached to one end of a silk fiber of length l. the other end of the fiber is attached to a large vertical insulating sheet that has a positive surface charge density ïƒ. assume that the sphere is in equilibrium and find the angle that fiber makes with the vertical sheet. express your answer in terms of the variables q, ïƒ, m, and appropriate constants.
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Physics, 21.06.2019 19:30
Identical marbles are released from the same height on each of the following four frictionless ramps . compare the speed of the marbles at the end of each ramp. explain your reasoning
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Physics, 21.06.2019 22:10
Agas is contained in a vertical, frictionless piston–cylinder device. the piston has a mass of 3.2 kg and a cross-sectional area of 35 cm2. a compressed spring above the piston exerts a force of 190 n on the piston. if the atmospheric pressure is 95 kpa, determine the pressure inside the cylinder.
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Physics, 22.06.2019 07:40
An object's buoyant force and weight mean the same thing.a. trueb. false
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Asmall sphere with mass m carries a positive charge q and is attached to one end of a silk fiber of...
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