Q. If the charge stored in a capacitor is 4C and the value of capacitance is 2F, calculate the energy stored in it.

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Q. If the charge in a capacitor is 4C and the energy stored in it is 4J, find the value of capacitance.

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Q. If the charge in a capacitor is 4C and the energy stored in it is 4J, calculate the voltage across its plates.

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Q. Which among the following is the correct expression for force between the plates of a parallel plate capacitor?

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Q. When the area of cross section of the plate increases, what happens to the force between the plates?

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Q. When the potential gradient increases, what happens to the force between the plates?

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Q. In which of the following mediums, will the force of attraction between the plates of a capacitor be greater?

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Q. A metal parallel plate capacitor has 100mm diameter and the distance between the plates is 1mm. The capacitor is placed in air. Calculate the force on each plate if the potential difference between the plates is 1kV.

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Q. A metal parallel plate capacitor has 100mm diameter and the distance between the plates is ‘a’ mm. The capacitor is placed in air. Force on each plate is 0.035N and the potential difference between the plates is 1kV. Find ‘a’.

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Q. A metal parallel plate capacitor has ‘a’mm diameter and the distance between the plates is 1mm. The capacitor is placed in air. Force on each plate is 0.035N and the potential difference between the plates is 1kV. Find ‘a’.

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Q. A metal parallel plate capacitor has 100mm diameter and the distance between the plates is 1mm. The capacitor is placed in air. Calculate the potential difference between the plates if the force on each plate is 0.035N.

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Q. What happens to the force of attraction between the capacitors when the potential difference between the plates decreases?

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Q. What happens to the force of attraction between the capacitors when the distance of separation between the plates increases?

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Q. The unit for dielectric strength is ____________

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Q. If the Voltage increases, what happens to dielectric strength?

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Q. If the potential difference in a material is 4MV and the thickness of the material is 2m, calculate the dielectric strength.

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Q. If the dielectric strength of a material is 4MV/m and its potential difference is 28MV, calculate the thickness of the material.

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Q. If the thickness of the material increases, what happens to the dielectric strength?

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Q. The thickness of a material having dielectric strength 10MV/m is 5m, calculate the potential difference.

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Q. Which medium has the highest dielectric strength?

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