Q. The force applied to a conductor is 10N if the charge in the conductor is 5C, what is the electric field intensity?

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Q. What is the electric flux density in free space if the electric field intensity is 1V/m?

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Q. If the charge in a conductor is 16C and the area of cross section is 4m². Calculate the electric flux density.

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Q. In order to obtain a high value for capacitance, the permittivity of the dielectric medium should be?

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Q. Find the capacitance of a capacitor whose area of cross section of the plates is 4m² and distance of separation between the plates is 2m. The capacitor is placed in vacuum.

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Q. What is relative permittivity?

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Q. What happens to relative permittivity when actual permittivity decreases?

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Q. What is the relative permittivity when the actual permittivity is 4F/m?

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Q. What happens to absolute permittivity when relative permittivity increases?

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Q. Calculate the actual permittivity of a medium whose relative permittivity is 5.

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Q. What is the unit for relative permittivity?

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Q. Which, among the following, will be unity in free space?

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Q. Which, among the following, do not have any unit?

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Q. Which is the correct expression for capacitance of a multi plate capacitor?

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Q. What happens to the capacitance of a multi plate capacitor when the area of cross section of the plate decreases?

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Q. What happens to the capacitance of a multi plate capacitor when the distance of separation between the plate increases?

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Q. What happens to the capacitance of a multi plate capacitor when the number of plates increases?

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Q. Find the capacitance of a multi plate capacitor whose actual permittivity= 5F/m, n=3, A=4m²and d=2m.

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Q. Find the capacitance of a multi plate capacitor whose relative permittivity=5, n=3, A=4m² and d=2m.

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Q. Find the number of plates in the multi plate capacitor having C=20F absolute permittivity=5F/m, A=4m² and d=2m.

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