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De Broglie Questions

Practice 4 De Broglie 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(4)

About de-Broglie โ€” practice questions, PYQs & concepts

de-Broglie is a frequently-tested topic on Physics. ExamTest.live currently lists 4 de-Broglie 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.

de-Broglie weight in competitive exams

Across our de-Broglie question bank, the largest sources are Physics (4). Click any exam chip above to drill down to that exam-specific question set.

How to use this page

  • Start easy: 0 easy de-Broglie 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.
  • Time yourself: Every question shows the average solve time so you can benchmark your speed against other students.
  • Read every explanation: Even on questions you got right โ€” the explanation often surfaces a faster approach you can reuse.

All De Broglie Questions(1โ€“4 of 4)

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Q1mediummcqPhysicsNEET 2020 E12026
An electron is accelerated from rest through a potential difference of volt. If the de Broglie wavelength of the electron is , the potential difference is:
Q2mediummcqPhysicsPhysics
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Electrons used in an electron microscope are accelerated by a voltage of . If the voltage is increased to , then the de-Broglie wavelength associated with the electrons would:
Q3mediummcqPhysicsPhysics
If the momentum of an electron is changed by , then the de Broglie wavelength changes by . The initial momentum of electron was:
Q4mediummcqPhysicsPhysics
An -particle moves in a circular path of radius in the presence of a magnetic field of . The de Broglie wavelength associated with the particle will be:

Frequently Asked Questions

How many De Broglie questions are on ExamTest.live?โ–ผ
We have 4 De Broglie questions spread across 1 pages, covering easy, medium, and hard difficulty levels with detailed explanations.
Are De Broglie MCQs free?โ–ผ
Yes. All De Broglie questions, answers, and explanations on ExamTest.live are completely free. No account or subscription required.
Which exams include De Broglie questions?โ–ผ
De Broglie questions are commonly asked in Physics. You can filter by exam using the links above.
How do I practice De Broglie 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.