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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A parallel plate capacitor stores charge. If the distance between the plates is halved, the capacitance:
A. Doubles
B. Halves
C. Remains the same
D. Quadruples
Answer: Doubles
The dielectric constant of a material is a measure of its ability to:
A. Reduce the electric field within it
B. Increase the electric field within it
C. Store charge
D. Conduct electricity
Answer: Reduce the electric field within it
Electric potential energy is:
A. The work done in bringing a charge from infinity to a point
B. The work done in moving a charge from one point to another
C. The energy stored in a capacitor
D. The energy stored in an electric field
Answer: The work done in bringing a charge from infinity to a point
The charge stored on a capacitor is directly proportional to:
A. The potential difference across the plates
B. The distance between the plates
C. The area of the plates
D. The dielectric constant
Answer: The potential difference across the plates
A charge is said to be quantized because:
A. It exists in discrete amounts
B. It can take any value
C. It can be continuously divided
D. It is always positive
Answer: It exists in discrete amounts
The potential at a distance r from a point charge Q is given by:
A. V = kQ/r
B. V = kQ/r^2
C. V = kQ*r
D. V = k/r^2
Answer: V = kQ/r
The capacitance of a capacitor is:
A. Directly proportional to the area of the plates
B. Inversely proportional to the distance between the plates
C. Independent of the material between the plates
D. Both A and B
Answer: Both A and B
Electric field lines start from:
A. Positive charges and end at negative charges
B. Negative charges and end at positive charges
C. Any point in space
D. Points where the field is strongest
Answer: Positive charges and end at negative charges
The electric potential at a point on the perpendicular bisector of a dipole is:
A. Zero
B. Equal to the charge
C. Infinite
D. Directly proportional to the dipole moment
Answer: Zero