A capacitor has a capacitance of 17 nF. Calculate the charge on it (in nC) if a potential difference of 6 V is placed across it.
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The amount of charge stored in a capacitor is given by the formula,
(1)
where is the amount of charge stored in a capacitor, is its capacitance, and is the potential difference applied across it.
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- Problem 1: UP 8.64 A capacitor is made from two flat parallel plates placed 0.40 mm apart. When a charge of 0.020 μC is placed on the plates the potential difference between them is 250 V. (a) What is the capacitance of the plates? (b) What is the area of each plate? (c) What is the charge on the plates when the potential difference between them is 500 V? (d) What maximum potential difference can be applied between the plates so that the magnitude of electric field between the plates does not exceed 3.0 MV/m?A charge Q is distributed around the perimeter of a ring of radius R. Determine the electric potential difference between the point at the center of the ring and a point on its axis at distance 17R from the center.Find an expression for Electric Potential differences formed by a semicircle charged rod with a total charge of 50 micro.C at the center of a semicircle with a radius of R= 30.0 cm.
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