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Previous year question hub

Atoms And Nuclei - Modern Physics - Physics Previous Year Questions

Practice Atoms And Nuclei - Modern Physics - Physics previous year questions organised from real papers, with year-wise coverage and clear topic navigation.

80Papers
8Years
167Questions
1Topics

Atoms And Nuclei question pattern

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Questions by year

Year-wise coverage for Atoms And Nuclei. Each bar uses a separate theme-derived color.

Difficulty distribution

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Not classified 167 100%

Question type distribution

MCQ, numerical, multiple-select and other formats found in these papers.

Multiple Choices 167 100%

Subject weightage

Top subjects by unique question coverage.

Physics
167 Qs

Most asked topics

Top topics across the included previous year papers.

Modern Physics
167 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Atoms And Nuclei
167 Qs

Paper coverage

Question coverage for the most populated papers. Every active PYP paper remains listed below.

MHT CET 2026 19th April Evening Shift
4 Qs
MHT CET 2026 15th April Morning Shift
3 Qs
MHT CET 2026 17th April Morning Shift
3 Qs
MHT CET 2026 18th April Evening Shift
3 Qs
MHT CET 2026 20th April Evening Shift
3 Qs
MHT CET 2026 11th April Evening Shift
2 Qs
MHT CET 2026 11th April Morning Shift
2 Qs
MHT CET 2026 13th April Evening Shift
2 Qs
MHT CET 2026 13th April Morning Shift
2 Qs
MHT CET 2026 15th April Evening Shift
2 Qs
MHT CET 2026 16th April Evening Shift
2 Qs
MHT CET 2026 16th April Morning Shift
2 Qs
MHT CET 2026 17th April Evening Shift
2 Qs
MHT CET 2026 18th April Morning Shift
2 Qs
MHT CET 2026 19th April Morning Shift
2 Qs
MHT CET 2026 20th April Morning Shift
2 Qs
MHT CET 2025 26TH APRIL EVENING SHIFT
3 Qs
MHT CET (PCB) 2025 9th April Evening Shift
2 Qs
MHT CET (PCB) 2025 9th April Morning Shift
2 Qs
MHT CET 2025 19TH APRIL MORNING SHIFT
2 Qs
MHT CET 2025 20TH APRIL EVENING SHIFT
2 Qs
MHT CET 2025 20TH APRIL MORNING SHIFT
2 Qs
MHT CET 2025 21ST APRIL MORNING SHIFT
2 Qs
MHT CET 2025 22ND APRIL MORNING SHIFT
2 Qs
MHT CET 2025 23RD APRIL EVENING SHIFT
2 Qs
MHT CET 2025 23RD APRIL MORNING SHIFT
2 Qs
MHT CET 2025 26TH APRIL MORNING SHIFT
2 Qs
MHT CET 2025 5TH MAY EVENING SHIFT
2 Qs
MHT CET 2025 19TH APRIL EVENING SHIFT
1 Qs
MHT CET 2025 21ST APRIL EVENING SHIFT
1 Qs
MHT CET 2025 22ND APRIL EVENING SHIFT
1 Qs
MHT CET 2025 25TH APRIL EVENING SHIFT
1 Qs
MHT CET 2025 25TH APRIL MORNING SHIFT
1 Qs
MHT CET 2024 16TH MAY MORNING SHIFT
3 Qs
MHT CET 2024 9TH MAY MORNING SHIFT
3 Qs
MHT CET (PCB) 2024 22th April Evening Shift
2 Qs
MHT CET (PCB) 2024 22th April Morning Shift
2 Qs
MHT CET 2024 10TH MAY EVENING SHIFT
2 Qs
MHT CET 2024 10TH MAY MORNING SHIFT
2 Qs
MHT CET 2024 11TH MAY EVENING SHIFT
2 Qs
MHT CET 2024 11TH MAY MORNING SHIFT
2 Qs
MHT CET 2024 15TH MAY EVENING SHIFT
2 Qs
MHT CET 2024 15TH MAY MORNING SHIFT
2 Qs
MHT CET 2024 16TH MAY EVENING SHIFT
2 Qs
MHT CET 2024 2ND MAY EVENING SHIFT
2 Qs
MHT CET 2024 2ND MAY MORNING SHIFT
2 Qs
MHT CET 2024 3RD MAY EVENING SHIFT
2 Qs
MHT CET 2024 3RD MAY MORNING SHIFT
2 Qs
MHT CET 2024 4TH MAY EVENING SHIFT
2 Qs
MHT CET 2024 9TH MAY EVENING SHIFT
2 Qs
MHT CET 2024 4TH MAY MORNING SHIFT
1 Qs
MHT CET 2023 11TH MAY EVENING SHIFT
3 Qs
MHT CET 2023 14TH MAY MORNING SHIFT
3 Qs
MHT CET 2023 9TH MAY MORNING SHIFT
3 Qs
MHT CET 2023 10TH MAY MORNING SHIFT
2 Qs
MHT CET 2023 11TH MAY MORNING SHIFT
2 Qs
MHT CET 2023 12TH MAY EVENING SHIFT
2 Qs
MHT CET 2023 12TH MAY MORNING SHIFT
2 Qs
MHT CET 2023 13TH MAY EVENING SHIFT
2 Qs
MHT CET 2023 13TH MAY MORNING SHIFT
2 Qs
MHT CET 2023 14TH MAY EVENING SHIFT
2 Qs
MHT CET 2023 9TH MAY EVENING SHIFT
2 Qs
MHT CET 2023 10TH MAY EVENING SHIFT
1 Qs
MHT CET 2022 11TH AUGUST EVENING SHIFT
2 Qs
MHT CET 2021 20TH SEPTEMBER EVENING SHIFT
3 Qs
MHT CET 2021 22TH SEPTEMBER EVENING SHIFT
3 Qs
MHT CET 2021 23th September Morning Shift
3 Qs
MHT CET 2021 20TH SEPTEMBER MORNING SHIFT
2 Qs
MHT CET 2021 21TH SEPTEMBER MORNING SHIFT
2 Qs
MHT CET 2021 24TH SEPTEMBER EVENING SHIFT
2 Qs
MHT CET 2021 24TH SEPTEMBER MORNING SHIFT
2 Qs
MHT CET 2021 21TH SEPTEMBER EVENING SHIFT
1 Qs
MHT CET 2021 22TH SEPTEMBER MORNING SHIFT
1 Qs
MHT CET 2021 23RD SEPTEMBER EVENING SHIFT
1 Qs
MHT CET 2020 16TH OCTOBER MORNING SHIFT
3 Qs
MHT CET 2020 16TH OCTOBER EVENING SHIFT
2 Qs
MHT CET 2020 19TH OCTOBER EVENING SHIFT
2 Qs
MHT CET 2019 2ND MAY MORNING SHIFT
3 Qs
MHT CET 2019 2ND MAY EVENING SHIFT
2 Qs
MHT CET 2019 3RD MAY MORNING SHIFT
2 Qs

Included previous year papers

Newest papers appear first. Sort by year, question coverage or name.

PaperYear / sessionQuestions in this viewOpen
MHT CET 2026 11th April Evening Shift20262View paper
MHT CET 2026 11th April Morning Shift20262View paper
MHT CET 2026 13th April Evening Shift20262View paper
MHT CET 2026 13th April Morning Shift20262View paper
MHT CET 2026 15th April Evening Shift20262View paper
MHT CET 2026 15th April Morning Shift20263View paper
MHT CET 2026 16th April Evening Shift20262View paper
MHT CET 2026 16th April Morning Shift20262View paper
MHT CET 2026 17th April Evening Shift20262View paper
MHT CET 2026 17th April Morning Shift20263View paper
MHT CET 2026 18th April Evening Shift20263View paper
MHT CET 2026 18th April Morning Shift20262View paper
MHT CET 2026 19th April Evening Shift20264View paper
MHT CET 2026 19th April Morning Shift20262View paper
MHT CET 2026 20th April Evening Shift20263View paper
MHT CET 2026 20th April Morning Shift20262View paper
MHT CET (PCB) 2025 9th April Evening Shift20252View paper
MHT CET (PCB) 2025 9th April Morning Shift20252View paper
MHT CET 2025 19TH APRIL EVENING SHIFT20251View paper
MHT CET 2025 19TH APRIL MORNING SHIFT20252View paper
MHT CET 2025 20TH APRIL EVENING SHIFT20252View paper
MHT CET 2025 20TH APRIL MORNING SHIFT20252View paper
MHT CET 2025 21ST APRIL EVENING SHIFT20251View paper
MHT CET 2025 21ST APRIL MORNING SHIFT20252View paper
MHT CET 2025 22ND APRIL EVENING SHIFT20251View paper
MHT CET 2025 22ND APRIL MORNING SHIFT20252View paper
MHT CET 2025 23RD APRIL EVENING SHIFT20252View paper
MHT CET 2025 23RD APRIL MORNING SHIFT20252View paper
MHT CET 2025 25TH APRIL EVENING SHIFT20251View paper
MHT CET 2025 25TH APRIL MORNING SHIFT20251View paper
MHT CET 2025 26TH APRIL EVENING SHIFT20253View paper
MHT CET 2025 26TH APRIL MORNING SHIFT20252View paper
MHT CET 2025 5TH MAY EVENING SHIFT20252View paper
MHT CET (PCB) 2024 22th April Evening Shift20242View paper
MHT CET (PCB) 2024 22th April Morning Shift20242View paper
MHT CET 2024 10TH MAY EVENING SHIFT20242View paper
MHT CET 2024 10TH MAY MORNING SHIFT20242View paper
MHT CET 2024 11TH MAY EVENING SHIFT20242View paper
MHT CET 2024 11TH MAY MORNING SHIFT20242View paper
MHT CET 2024 15TH MAY EVENING SHIFT20242View paper
MHT CET 2024 15TH MAY MORNING SHIFT20242View paper
MHT CET 2024 16TH MAY EVENING SHIFT20242View paper
MHT CET 2024 16TH MAY MORNING SHIFT20243View paper
MHT CET 2024 2ND MAY EVENING SHIFT20242View paper
MHT CET 2024 2ND MAY MORNING SHIFT20242View paper
MHT CET 2024 3RD MAY EVENING SHIFT20242View paper
MHT CET 2024 3RD MAY MORNING SHIFT20242View paper
MHT CET 2024 4TH MAY EVENING SHIFT20242View paper
MHT CET 2024 4TH MAY MORNING SHIFT20241View paper
MHT CET 2024 9TH MAY EVENING SHIFT20242View paper
MHT CET 2024 9TH MAY MORNING SHIFT20243View paper
MHT CET 2023 10TH MAY EVENING SHIFT20231View paper
MHT CET 2023 10TH MAY MORNING SHIFT20232View paper
MHT CET 2023 11TH MAY EVENING SHIFT20233View paper
MHT CET 2023 11TH MAY MORNING SHIFT20232View paper
MHT CET 2023 12TH MAY EVENING SHIFT20232View paper
MHT CET 2023 12TH MAY MORNING SHIFT20232View paper
MHT CET 2023 13TH MAY EVENING SHIFT20232View paper
MHT CET 2023 13TH MAY MORNING SHIFT20232View paper
MHT CET 2023 14TH MAY EVENING SHIFT20232View paper
MHT CET 2023 14TH MAY MORNING SHIFT20233View paper
MHT CET 2023 9TH MAY EVENING SHIFT20232View paper
MHT CET 2023 9TH MAY MORNING SHIFT20233View paper
MHT CET 2022 11TH AUGUST EVENING SHIFT20222View paper
MHT CET 2021 20TH SEPTEMBER EVENING SHIFT20213View paper
MHT CET 2021 20TH SEPTEMBER MORNING SHIFT20212View paper
MHT CET 2021 21TH SEPTEMBER EVENING SHIFT20211View paper
MHT CET 2021 21TH SEPTEMBER MORNING SHIFT20212View paper
MHT CET 2021 22TH SEPTEMBER EVENING SHIFT20213View paper
MHT CET 2021 22TH SEPTEMBER MORNING SHIFT20211View paper
MHT CET 2021 23RD SEPTEMBER EVENING SHIFT20211View paper
MHT CET 2021 23th September Morning Shift20213View paper
MHT CET 2021 24TH SEPTEMBER EVENING SHIFT20212View paper
MHT CET 2021 24TH SEPTEMBER MORNING SHIFT20212View paper
MHT CET 2020 16TH OCTOBER EVENING SHIFT20202View paper
MHT CET 2020 16TH OCTOBER MORNING SHIFT20203View paper
MHT CET 2020 19TH OCTOBER EVENING SHIFT20202View paper
MHT CET 2019 2ND MAY EVENING SHIFT20192View paper
MHT CET 2019 2ND MAY MORNING SHIFT20193View paper
MHT CET 2019 3RD MAY MORNING SHIFT20192View paper

All Atoms And Nuclei previous year questions

Practice every matching question in batches of 20, with every available option.

1
2019 · Physics · Modern Physics · Atoms And Nuclei
MHT CET 2019 2ND MAY EVENING SHIFT

In Balmer series, wavelength of first line is ' $\lambda_1$ ' and in Brackett series wavelength of first line is ' $\lambda_2$ ' then $\frac{\lambda_1}{\lambda_2}$ is

A
0.162
B
0.124
C
0.138
D
0.188
Open complete paper
2
2019 · Physics · Modern Physics · Atoms And Nuclei
MHT CET 2019 2ND MAY EVENING SHIFT

When the electron in hydrogen atom jumps from fourth Bohr orbit to second Bohr orbit, one gets the

A
second line of Balmer series
B
first line of Balmer series
C
first line of Pfund series
D
second line of Paschen series
Open complete paper
3
2019 · Physics · Modern Physics · Atoms And Nuclei
MHT CET 2019 2ND MAY MORNING SHIFT

The angle made by orbital angular momentum of electron with the direction of the orbital magnetic moment is

A
$120^{\circ}$
B
$60^{\circ}$
C
$180^{\circ}$
D
$90^{\circ}$
Open complete paper
4
2019 · Physics · Modern Physics · Atoms And Nuclei
MHT CET 2019 2ND MAY MORNING SHIFT

Bohr model is applied to a particle of mass ' $m$ ' and charge ' $q$ ' is moving in a plane under the influence of a transverse magnetic field ' $B$ '. The energy of the charged particle in the $n$th level will be ( $h=$ Planck's constant)

A
$2 n h q B / \pi \mathrm{m}$
B
$n h q B / 2 \pi \mathrm{~m}$
C
$n h q B / 4 \pi \mathrm{~m}$
D
$n h q B / \pi \mathrm{m}$
Open complete paper
5
2019 · Physics · Modern Physics · Atoms And Nuclei
MHT CET 2019 2ND MAY MORNING SHIFT

The wavelength of the first line in Balmer series in the hydrogen spectrum is ' $\lambda$ '. What is the wavelength of the second line in the same series?

A
$\frac{20}{27} \lambda$
B
$\frac{3}{16} \lambda$
C
$\frac{5}{36} \lambda$
D
$\frac{3}{4} \lambda$
Open complete paper
6
2019 · Physics · Modern Physics · Atoms And Nuclei
MHT CET 2019 3RD MAY MORNING SHIFT

In hydrogen emission spectrum, for any series, the principal quantum number is $n$. Corresponding maximum wavelength $\lambda$ is ( $R=$ Rydberg's constant)

A
$\frac{R(2 n+1)}{n^2(n+1)}$
B
$\frac{n^2(n+1)^2}{R(2 n+1)}$
C
$\frac{n^2(n+1)}{R(2 n+1)}$
D
$\frac{R(2 n+1)}{n^2(n+1)^2}$
Open complete paper
7
2019 · Physics · Modern Physics · Atoms And Nuclei
MHT CET 2019 3RD MAY MORNING SHIFT

If the speed of an electron of hydrogen atom in the ground state is $2.2 \times 10^6 \mathrm{~m} / \mathrm{s}$, then its speed in the third excited state will be

A
$5.5 \times 10^6 \mathrm{~m} / \mathrm{s}$
B
$5.5 \times 10^5 \mathrm{~m} / \mathrm{s}$
C
$8.8 \times 10^5 \mathrm{~m} / \mathrm{s}$
D
$6.8 \times 10^6 \mathrm{~m} / \mathrm{s}$
Open complete paper
8
2020 · Physics · Modern Physics · Atoms And Nuclei
MHT CET 2020 16TH OCTOBER EVENING SHIFT

The ratio of energies of photons produced due to transition of electron of hydrogen atom from its (i) second to first energy level and (ii) highest energy level to second level is respectively

A
\(2.5: 1\)
B
\(3: 1\)
C
\(2: 1\)
D
\(4: 1\)
Open complete paper
9
2020 · Physics · Modern Physics · Atoms And Nuclei
MHT CET 2020 16TH OCTOBER EVENING SHIFT

A radioactive nucleus emits \(4 \alpha\)-particles and \(7 \beta\)-particles in succession. The ratio of number of neutrons of that of protons, is [\(A=\) mass number, \(Z=\) atomic number]

A
\(\frac{A-Z-13}{Z-2}\)
B
\(\frac{A-Z-15}{Z-1}\)
C
\(\frac{A-Z-13}{Z-1}\)
D
\(\frac{A-Z-11}{Z-2}\)
Open complete paper
10
2020 · Physics · Modern Physics · Atoms And Nuclei
MHT CET 2020 16TH OCTOBER MORNING SHIFT

Using Bohr's quantisation condition, what is the rotational energy in the second orbit for a diatomic molecule? (\(I=\) moment of inertia of diatomic molecule and, \(h=\) Planck's constant)

A
\(\frac{h}{2 I \pi^2}\)
B
\(\frac{h^2}{2 I \pi^2}\)
C
\(\frac{h^2}{2 I^2 \pi^2}\)
D
\(\frac{h}{2 I^2 \pi}\)
Open complete paper
11
2020 · Physics · Modern Physics · Atoms And Nuclei
MHT CET 2020 16TH OCTOBER MORNING SHIFT

The force acting on the electrons in hydrogen atom (Bohr's theory) is related to the principle quantum number \(n\) as

A
\(n^{-4}\)
B
\(n^4\)
C
\(n^{-2}\)
D
\(n^2\)
Open complete paper
12
2020 · Physics · Modern Physics · Atoms And Nuclei
MHT CET 2020 16TH OCTOBER MORNING SHIFT

The ratio of speed of an electron in the ground state in the Bohr's first orbit of hydrogen atom to velocity of light \((c)\) is ( \(h=\) Planck's constant, \(\varepsilon_0=\) permittivity of free space, \(e=\) charge on electron)

A
\(\frac{2 \theta^2 \varepsilon_0}{h c}\)
B
\(\frac{e^3}{2 \varepsilon_0 h c}\)
C
\(\frac{e^2}{2 \varepsilon_0 h c}\)
D
\(\frac{2 \varepsilon_0 h c}{e^2}\)
Open complete paper
13
2020 · Physics · Modern Physics · Atoms And Nuclei
MHT CET 2020 19TH OCTOBER EVENING SHIFT

The energy levels with transitions for the atom are shown. The transitions corresponding to emission of radiation of maximum and minimum wavelength are respectively

MHT CET 2020 19th October Evening Shift Physics - Atoms and Nuclei Question 105 English

A
B, C
B
A, C
C
C, D
D
A, D
Open complete paper
14
2020 · Physics · Modern Physics · Atoms And Nuclei
MHT CET 2020 19TH OCTOBER EVENING SHIFT

Using Bohr's model, the orbital period of electron in hydrogen atom in $n$th orbit is ( $\varepsilon_0=$ permittivity of free space, $h=$ Planck's constant, $m=$ mass of electron and $\theta=$ electronic charge)

A
$\frac{2 \varepsilon_0^2 n^3 h^3}{m e^4}$
B
$\frac{8 \varepsilon_0^2 n^3 h^3}{m e^4}$
C
$\frac{2 \varepsilon_0 n^2 h^2}{m e^4}$
D
$\frac{4 \varepsilon_0^2 n^3 h^3}{m e^4}$
Open complete paper
15
2021 · Physics · Modern Physics · Atoms And Nuclei
MHT CET 2021 20TH SEPTEMBER EVENING SHIFT

The P.E. 'U' of a moving particle of mass 'm' varies with 'x'-axis as shown in figure. The deBroglie wavelength or the particle in the regions \(0 \leq x \leq 1\) and \(x > 1\) are \(\lambda_1\) and \(\lambda_2\) respectively. II the total energy of the particle is '\(\mathrm{nE}\)', then the ratio \(\lambda_1 / \lambda_2\) is

MHT CET 2021 20th September Evening Shift Physics - Atoms and Nuclei Question 155 English

A
\(\sqrt{\frac{n^2}{n-1}}\)
B
\(\sqrt{\frac{n-1}{n}}\)
C
\(\sqrt{\frac{\mathrm{n}}{\mathrm{n}-1}}\)
D
\(\sqrt{\frac{\mathrm{n}(\mathrm{n}-1)}{\mathrm{n}}}\)
Open complete paper
16
2021 · Physics · Modern Physics · Atoms And Nuclei
MHT CET 2021 20TH SEPTEMBER EVENING SHIFT

A sample of radioactive element contains \(8 \times 10^{16}\) active nuclei. The halt-life of the element is 15 days. The number of nuclei decayed after 60 days is

A
\(7.5 \times 10^{16}\)
B
\(2.0 \times 10^{16}\)
C
\(0.5 \times 10^{16}\)
D
\(4.0 \times 10^{16}\)
Open complete paper
17
2021 · Physics · Modern Physics · Atoms And Nuclei
MHT CET 2021 20TH SEPTEMBER EVENING SHIFT

The gyromagnetic ratio of an electron in an hydrogen atom, according to Bohr model is

A
decreases with the quantum number 'n'.
B
independent of which orbit it is in.
C
negative
D
positive
Open complete paper
18
2021 · Physics · Modern Physics · Atoms And Nuclei
MHT CET 2021 20TH SEPTEMBER MORNING SHIFT

The electron in hydrogen atom is initially in the third excited state. When it finally moves to ground state, the maximum number of spectral lines emitted are

A
3
B
4
C
5
D
6
Open complete paper
19
2021 · Physics · Modern Physics · Atoms And Nuclei
MHT CET 2021 20TH SEPTEMBER MORNING SHIFT

If the electron in a hydrogen atom moves from ground state orbit to 5th orbit, then the potential energy of the electron

A
is increased
B
is zero
C
is decreased
D
remains unchanged
Open complete paper
20
2021 · Physics · Modern Physics · Atoms And Nuclei
MHT CET 2021 21TH SEPTEMBER EVENING SHIFT

Ratio centripetal acceleration for an electron revolving in 3rd and 5th Bohr orbit of hydrogen atom is

A
425 : 18
B
625 : 81
C
125 : 27
D
221 : 36
Open complete paper

Showing 20 of 167 questions