Out of a uniformly charged semi circular disc of radius R and area density of charge o, a semi- circular disc of radius R 2 The electric potential at point B is is removed. (see figure).

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Q: 6HOW much work is done by the gravitational force on the crate?

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Q: The resultant vector R = 9A + 5B + 2C where A = 5 i + -2 j + 7 k ; B = 6 i + 8 j + -7 k and C = -6 i…

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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.