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Capacitance Questions

Practice 14 Capacitance questions with detailed answers and explanations. Free MCQs, PYQs, and mock test questions for NEET, JEE, GATE, SSC and more.

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14
Total Questions
๐ŸŸข
4
Easy
๐ŸŸก
8
Medium
๐Ÿ”ด
2
Hard
Practice by Exam:Physics(13)PHYSICS(1)

About Capacitance โ€” practice questions, PYQs & concepts

Capacitance is a frequently-tested topic on Physics, PHYSICS. ExamTest.live currently lists 14 Capacitance questions spanning previous-year papers from 2026 to 2026, each with worked solutions and a step-by-step explanation. Use the filters on this page to focus on a specific exam, difficulty level or year โ€” every answer key is free, no sign-up required.

Capacitance weight in competitive exams

Across our Capacitance question bank, the largest sources are Physics (13) and PHYSICS (1). Click any exam chip above to drill down to that exam-specific question set.

How to use this page

  • Start easy: 4 easy Capacitance questions are available โ€” build fluency before moving up.
  • Target weak years: Use the year filter to focus on the most recent 2026 paper or older PYQs you have not attempted.
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  • Read every explanation: Even on questions you got right โ€” the explanation often surfaces a faster approach you can reuse.

All Capacitance Questions(1โ€“14 of 14)

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Q1mediummcqPhysicsAIEEE 20072026
0% accuracy
A battery is used to charge a parallel plate capacitor till the potential difference between the plates becomes equal to the electromotive force of the battery. The ratio of the energy stored in the capacitor and the work done by the battery will be:
Q2mediummcqPhysicsAIEEE 20072026
0% accuracy
A parallel plate condenser with a dielectric of dielectric constant between the plates has a capacity and is charged to a potential volts. The dielectric slab is slowly removed from between the plates and then reinserted. The net work done by the system in this process is:
Q3easymcqPhysicsNEET (UG) 20182026
The electrostatic force between the metal plates of an isolated parallel plate capacitor having a charge and area , is:
Q4mediummcqPHYSICSNEET 20192026
Two metal spheres, one of radius and the other of radius respectively have the same surface charge density . They are brought in contact and separated. What will be the new surface charge densities on them?
Q5mediummcqPhysicsNEET 2020 E12026
A capacitor is connected to a , ac supply. The rms value of the current in the circuit is, nearly:
Q6hardmcqPhysicsNEET 2020 E12026
The capacitance of a parallel plate capacitor with air as medium is . With the introduction of a dielectric medium, the capacitance becomes . The permittivity of the medium is:()
Q7mediummcqPhysicsNEET 20212026
The equivalent capacitance of the combination shown in the figure is:
image
Q8easymcqPhysicsNEET 20232026
The equivalent capacitance of the system shown in the following circuit is:
image
Q9mediummcqPhysicsAIEEE2026
A fully charged capacitor has a capacitance โ€˜ โ€™. It is discharged through a small coil of resistance wire embedded in a thermally insulated block of specific heat capacity โ€˜ โ€™ and mass โ€˜ โ€™. If the temperature of the block is raised by โ€˜ โ€™, the potential difference across the capacitance is:
Q10easymcqPhysicsAIEEE2026
A parallel plate capacitor is made by stacking equally spaced plates connected alternatively. If the capacitance between any two adjacent plates is then the resultant capacitance is:
Q11mediummcqPhysicsAIEEE 20032026
In an oscillating circuit the maximum charge on the capacitor is . The charge on the capacitor when the energy is stored equally between the electric and magnetic field is:
Q12mediummcqPhysicsAIEEE2026
Let be the capacitance of a capacitor discharging through a resistor . Suppose is the time taken for the energy stored in the capacitor to reduce to half its initial value and is the time taken for the charge to reduce to one-fourth its initial value. Then the ratio will be:
Q13hardmcqPhysicsFIITJEE AIEEE 2011 (Set Q)2026
Two identical charged spheres suspended from a common point by two massless strings of length are initially a distance () apart because of their mutual repulsion. The charge begins to leak from both the spheres at a constant rate. As a result the charges approach each other with a velocity . Then as a function of distance between them:
Q14easymcqPhysicsPhysics
Three capacitors each of capacitance and of breakdown voltage are joined in series. The capacitance and breakdown voltage of the combination will be:

Frequently Asked Questions

How many Capacitance questions are on ExamTest.live?โ–ผ
We have 14 Capacitance questions spread across 1 pages, covering easy, medium, and hard difficulty levels with detailed explanations.
Are Capacitance MCQs free?โ–ผ
Yes. All Capacitance questions, answers, and explanations on ExamTest.live are completely free. No account or subscription required.
Which exams include Capacitance questions?โ–ผ
Capacitance questions are commonly asked in Physics, PHYSICS. You can filter by exam using the links above.
How do I practice Capacitance questions effectively?โ–ผ
Start with easy questions to build confidence, then tackle medium and hard ones. Use the filter buttons to sort by difficulty. Reveal the answer only after attempting each question, and read the explanation thoroughly.