Electrostatics MCQs | STS IBA FPSC BPSC SPSC PPSC Mcqs Test Preparation
Electrostatics with Specialized Online Physics Exams
Advance your mastery of Electrostatics with targeted online physics exams designed to enhance your preparation. These resources provide an in-depth review of basic physics principles related to electric charges, fields, and potentials. Dive into practice tests and MCQ answers to solidify your understanding of electrostatic phenomena. Focusing on force and motion MDCAT MCQs and other relevant practice questions can significantly boost your performance in this critical area.
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The potential difference between two points is:
A. The work done per unit charge in moving a charge between the points
B. The force per unit charge between the points
C. The charge per unit distance between the points
D. The energy stored in the system between the points
Answer: The work done per unit charge in moving a charge between the points
Gauss’s law states that:
A. The electric flux through a closed surface is proportional to the charge enclosed
B. The electric field is inversely proportional to the square of the distance
C. The force between two charges is proportional to their product
D. The electric potential is constant for a given surface
Answer: The electric flux through a closed surface is proportional to the charge enclosed
The work done in moving a unit positive charge from infinity to a point in an electric field is called:
A. Electric potential
B. Electric field
C. Electric flux
D. Electric current
Answer: Electric potential
The potential energy of two point charges separated by distance ‘r’ is:
A. Directly proportional to 1/r
B. Inversely proportional to r
C. Inversely proportional to r^2
D. Directly proportional to r
Answer: Inversely proportional to r
An electric dipole consists of:
A. Two equal and opposite charges separated by a small distance
B. Two equal charges separated by a large distance
C. A single positive charge
D. Two positive charges separated by a small distance
Answer: Two equal and opposite charges separated by a small distance
The permittivity of free space (ε₀) has the value:
A. 8.85 x 10^-12 C^2/N·m^2
B. 9.81 m/s^2
C. 6.63 x 10^-34 J·s
D. 1.60 x 10^-19 C
Answer: 8.85 x 10^-12 C^2/N·m^2
Electric field lines for a positive point charge:
A. Radiate outward
B. Form closed loops
C. Radiate inward
D. Are parallel to the surface
Answer: Radiate outward
The force between two point charges in vacuum is given by:
A. Coulomb's law
B. Gauss's law
C. Ohm's law
D. Ampere's law
Answer: Coulomb's law
The electric field due to a point charge is directed:
A. Radially outward for a positive charge and radially inward for a negative charge
B. Radially inward for a positive charge and radially outward for a negative charge
C. Tangential to the surface of the charge
D. Parallel to the direction of current
Answer: Radially outward for a positive charge and radially inward for a negative charge