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 electric field due to a uniformly charged infinite plane sheet is:
A. Constant and perpendicular to the plane
B. Inversely proportional to the distance from the plane
C. Zero inside the sheet
D. Radial and decreases with distance
Answer: Constant and perpendicular to the plane
The capacitance of a capacitor with a dielectric constant of κ is given by:
A. C = κC₀
B. C = C₀ / κ
C. C = κ / C₀
D. C = C₀κ
Answer: C = κC₀
In a charged capacitor, if the distance between the plates is doubled while keeping the charge constant, the potential difference:
A. Doubles
B. Halves
C. Remains the same
D. Quadruples
Answer: Doubles
The electric potential energy of a charged capacitor is:
A. Equal to the energy stored in the electric field
B. Equal to the charge on the capacitor
C. Equal to the product of the charge and the potential difference
D. Equal to the voltage across the capacitor
Answer: Equal to the energy stored in the electric field
The electric potential at a point due to multiple point charges is:
A. The algebraic sum of the potentials due to each charge
B. The product of the potentials due to each charge
C. The geometric mean of the potentials due to each charge
D. The maximum potential among all the charges
Answer: The algebraic sum of the potentials due to each charge
The capacitance of a capacitor in series is:
A. The reciprocal of the sum of the reciprocals of the individual capacitances
B. The sum of the individual capacitances
C. The product of the individual capacitances
D. The average of the individual capacitances
Answer: The reciprocal of the sum of the reciprocals of the individual capacitances
The electric field inside a conductor with a cavity is:
A. Zero inside the cavity
B. Uniform throughout the cavity
C. Dependent on the charge inside the cavity
D. Same as outside the cavity
Answer: Dependent on the charge inside the cavity
The capacitance of a parallel plate capacitor with air between the plates is:
A. C = ε₀A / d
B. C = ε₀A * d
C. C = A / (ε₀d)
D. C = ε₀d / A
Answer: C = ε₀A / d
The electric field inside a charged spherical shell is:
A. Zero
B. Uniform
C. Varies with distance from the center
D. Constant
Answer: Zero