Q. What happens when one material is rubbed against another?

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Q. The insulant between the two plates of a capacitor is called _______

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Q. Gauss law is applicable for_________

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Q. “Total electric flux through any closed surface is equal to the charge enclosed by that surface divided by permittivity”. This is the statement for?

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Q. Electric flux density is a function of_______

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Q. As charge increases, what happens to flux density?

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Q. As area increases, what happens to electric flux density?

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Q. Which, among the following, is the correct expression for electric flux density?

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Q. Strength of the electric field is ___________

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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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