At a distance of 12 m from a charged particle, the electric field has a magnitude of 100 N/C. Part A At what distance is the electric field 900 N/C? Express your answer with the appropriate units. T1 = Submit ▾ Part B T2 μÅ Submit Value Request Answer At what distance is it 12 N/C? Express your answer with the appropriate units. μÅ Value Units Request Answer Units ? www. ?

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Q: State and explain both of Einstein’s postulates.

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Q: what features of electrodynamics made einstein to propose special theory of relativity?

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Q: What would be the momentum of an object pushed to the speed of light?

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Q: Calculate the mass of a proton whose kinetic energy is half its total energy. Answer units in kg

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Q: Why can’t an object with mass reach the speed of light nor exceed the speed of light?

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Q: 2. What 2 things affect momentum: these in your explanation?) (Did you use both of

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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.