Jump to a section

Physics - Atomic Physics

Practise 11 MHT-CET (PCB) previous year questions on Atomic Physics, compiled from papers in 2026. Each question is pulled directly from the actual exam paper it appeared in, so you're practising in the exact style and difficulty MHT-CET (PCB) tests.

Atomic Physics has been asked in 1 of the 1 years of MHT-CET (PCB) papers analysed (2026), with 11 questions in all. 27% of them were easy, 73% moderate and 0% tough. Most of its questions came from 2026, with 11 questions that year. In 2026 it had 11 questions across 11 papers, about 1 per paper.

The chapter's 2 topics are not weighted equally: Bohr's Atomic Model (10 questions, 91%) and Atomic Spectrum (1 question, 9%) have been asked the most.

  1. 1The wavelength of radiation emitted is ' ' when an electron jumps from second to first orbit of hydrogen atom. For the electron to jump from26 Apr, 2026 (M)Bohr's Atomic Model
  2. 2The angular momentum of an electron in Bohr's hydrogen atom having energy eV is (h = Planck's constant)26 Apr, 2026 (M)Bohr's Atomic Model
  3. 3The ratio of ionization energy of a hydrogen atom in fifth excited state to second excited state is25 Apr, 2026 (M)Bohr's Atomic Model
  4. 4A hydrogen atom in its ground state is irradiated by light of wavelength . The electron gets excited to higher energy state . Given the grou25 Apr, 2026 (E)Bohr's Atomic Model
  5. 5The radius of the orbit of an electron in a hydrogen like atom is , where is the Bohr radius. Its orbital angular momentum is . It is given 24 Apr, 2026 (E)Bohr's Atomic Model
  6. 6The energy levels of certain atom are represented in the following figure. During the transition from 2E to E level, a photon of wavelength 23 Apr, 2026 (E)Bohr's Atomic Model
  7. 7In the Bohr model, an electron moves in circular orbit around the proton. Considering an orbiting elecrton to be a circular current loop, th22 Apr, 2026 (M)Bohr's Atomic Model
  8. 8The ratio between the areas of Bohr's first three orbits of the hydrogen atom are22 Apr, 2026 (E)Bohr's Atomic Model
  9. 9The ratio of angular frequency ( ) of an electron to the total energy ( E) of an electron in the first orbit of hydrogen atom is ( is the Pl21 Apr, 2026 (M)Bohr's Atomic Model
  10. 10An electron of mass ' ' and charge ' ' revolving around the nucleus in orbit has orbital magnetic moment which is equal to Bohr Magneton, th21 Apr, 2026 (E)Bohr's Atomic Model
  11. 11In hydrogen spectrum the ratio of wavelengths of the last line of Lyman series and the last line of Balmer series is21 Apr, 2026 (E)Atomic Spectrum

Frequently Asked Questions

1.How many questions are available for Atomic Physics?

This chapter includes 11 questions compiled from MHT-CET (PCB) papers in 2026.

2.Are these questions only from MHT-CET (PCB), or from other exams too?

These are MHT-CET (PCB) questions specifically for the Atomic Physics chapter. Questions from other exams like NEET or AIIMS are organised separately under their respective exam sections.

3.Is Atomic Physics an important chapter for MHT-CET (PCB) Physics?

Atomic Physics has appeared in 1 of the 1 year of MHT-CET (PCB) papers covered here, with 11 questions across 9 papers - about one per paper it appears in.

4.What is the difficulty level of Atomic Physics questions in MHT-CET (PCB)?

Of the 11 questions analysed for this chapter, 27% are easy, 73% moderate and 0% tough. 2026 had the most, with 11 questions.

5.Which topics in Atomic Physics should I focus on?

These topics have carried the most weightage in Atomic Physics:

  • Bohr's Atomic Model - 10 questions (91%)
  • Atomic Spectrum - 1 question (9%)
6.Is Atomic Physics's weightage in MHT-CET (PCB) going up or down?

Across all 9 papers analysed, Atomic Physics has averaged about 1.2 questions per paper. In 2026, that average has fallen, at about 1.0 questions per paper. Use the year-wise numbers on this page for the exact trend before you decide how much time to give it.