Which of the following is not a scalar quantity? A) Distance B) Mass C) Time D) Force
The electric field at any point on the surface of a charged conductor is: A) Zero B) Infinite C) Negative D) Positive
The electric field inside a conductor is: A) Zero B) Infinite C) Negative D) Positive
Electric potential is a scalar quantity and its unit is: A) Volt B) Joule C) Coulomb D) Farad
The SI unit of electric flux is: A) N/C B) N.m/C C) N.m²/C D) N/C.m²
The electric field due to a point charge varies: A) Inversely as the distance from the charge B) Directly as the distance from the charge C) Inversely as the square of the distance from the charge D) Directly as the square of the distance from the charge
The unit of electric charge is: A) Coulomb B) Ampere C) Volt D) Ohm
The work done in moving a test charge from infinity to a point in an electric field is equal to: A) Electric potential energy B) Electric potential C) Electric flux D) Electric field
Coulomb's law gives the force between two point charges. The force is: A) Directly proportional to the product of the charges and inversely proportional to the square of the distance between them B) Inversely proportional to the product of the charges and directly proportional to the square of the distance between them C) Directly proportional to the product of the charges and directly proportional to the distance between them D) Inversely proportional to the product of the charges and inversely proportional to the distance between them
Electric field lines: A) Are always straight B) Always intersect each other C) Are always parallel to each other D) None of the above
The electric field due to an infinite plane sheet of charge is: A) Uniform and directed away from the sheet B) Uniform and directed towards the sheet C) Non-uniform and directed away from the sheet D) Non-uniform and directed towards the sheet
Electric potential due to a point charge at a distance r from it is: A) Proportional to the square of the distance B) Inversely proportional to the distance C) Proportional to the distance D) Inversely proportional to the square of the distance
The unit of electric potential is: A) Joule B) Joule/Coulomb C) Coulomb D) Volt
The electric field inside a charged spherical shell is: A) Zero B) Infinite C) Negative D) Positive
The net electric flux through a closed surface is: A) Always zero B) Always positive C) Always negative D) Can be zero, positive or negative
The electric field due to an electric dipole at a point on the axial line is: A) Zero B) Minimum C) Maximum D) None of the above
The electric field at a point on the equatorial plane of an electric dipole is: A) Zero B) Minimum C) Maximum D) None of the above
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