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Dielectrics Questions

Practice 3 Dielectrics questions with detailed answers and explanations. Free MCQs, PYQs, and mock test questions for NEET, JEE, GATE, SSC and more.

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Practice by Exam:Physics(3)

About Dielectrics — practice questions, PYQs & concepts

Dielectrics is a frequently-tested topic on Physics. ExamTest.live currently lists 3 Dielectrics 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 — every answer key is free, no sign-up required.

Dielectrics weight in competitive exams

Across our Dielectrics question bank, the largest sources are Physics (3). Click any exam chip above to drill down to that exam-specific question set.

How to use this page

  • Start easy: 0 easy Dielectrics questions are available — 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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All Dielectrics Questions(1–3 of 3)

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Q1mediummcqPhysicsAIEEE2026
A parallel plate capacitor with air between the plates has a capacitance of . The separation between its plates is ‘ ’. The space between the plates is now filled with two dielectrics. One has and thickness while the other has and thickness . Capacitance of the capacitor is now:
Q2mediummcqPhysicsAIEEE2026
Two identical charged spheres are suspended by strings of equal lengths. The strings make an angle of with each other. When suspended in a liquid of density , the angle remains the same. If density of the material of the sphere is , the dielectric constant of the liquid is:
Q3mediummcqPhysicsPhysics
0% accuracy
The plates of a parallel plate capacitor are separated by . Two slabs of different dielectric constant and with thickness and , respectively are inserted in the capacitor. Due to this, the capacitance becomes two times larger than when there is nothing between the plates. If , the value of is:

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We have 3 Dielectrics questions spread across 1 pages, covering easy, medium, and hard difficulty levels with detailed explanations.
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Dielectrics questions are commonly asked in Physics. You can filter by exam using the links above.
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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.