proton is traveling horizontally to the right at 4.50×106 m/s. (a) Find the magnitude and direction of the weakest electric field that can bring the proton uniformly to rest over a distance of 3.20 cm. (b) How much time does it take the proton to stop after entering the field? (c) What minimum field (magnitude and direction) would be needed to stop an electron under the conditions of part (a)?

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Q: A particle with mass 1.81x10-3 kg and a charge of 1.22x10-8 C has, at a given instant, a velocity i…

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Q: 2. A rocket launches upwards with initial velocity 50.0 m/s and constant acceleration of 2.0m/s?…

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Q: 2. An object is fired from the ground level. Its horizontal displacement is 50.0 m and its vertical…

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Q: 2. An object is fired from the ground level. Its horizontal displacement is 50.0 m and its vertical…

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Q: vith the horizontal. A field again ? Take `g:

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Q: 7) Two optical apparatus are separated by 20cm distance each one has focal length |f|=10. Draw the…

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Q: Work g the partic

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Q: Problem 6. Work-Energy Theorem: The kinetic friction force tha a horizontal surface exerts on a…

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Q: orchid pot is supported by two wires which make the same angle of 60o with an overhead horizontal…

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Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.