Nuclear and Particle Physics MCQ Questions for Physics (Test 2) | CSIR NET, GATE and IIT JAM

This article contains a quiz with 10 MCQs from Physics chapter Nuclear and Particle Physics.

• Total Marks = 40
• Correct Answer = +4 Marks
• Incorrect Answer = -1 Marks

Nuclear and Particle Physics Daily Practice Test 2

---

Question 1.

Which of the following provides an estimate of the size of a nucleus?
(1) high energy proton-proton scattering
(2) low energy neutron-proton scattering
(3) scattering of high energy electrons by nuclei
(4) constant binding energy per nucleon

1

2

3

4

---

Question 2.

The experimentally measured nuclear charge density distribution ρ is approximated by the function:
(1) ρ = ρ_o(1+e^(t-R)/a)
(2) ρ = ρ_o/(1+e^(t-R)/a)
(3) ρ = ρ_oe^-t/R
(4) ρ = ρ_oe^-t/R/r

1

2

3

4

---

Question 3.

The large abundance of ₅₆Fe is because its nucleus has
(1) the maximum nuclear binding energy
(2) a large pairing energy
(3) a small symmetry energy
(4) an even number of protons and neutrons

1

2

3

4

---

Question 4.

The ratio of radii of the nuclei He⁴ & S³² is:
(1) 2:1
(2) 3:2
(3) 1:2
(4) 4:1

1

2

3

4

---

Question 5.

The expression of a_c is:
(1) 3e²/4πε_oR_o
(2) 3e²/10πε_oR_o
(3) 3e²/20πε_oR_o
(4) e²/4πε_oR_o

1

2

3

4

---

Question 6.

The energy of electron inside the nucleus (in p-e^- hypothesis) is
(1) 4 MeV
(2) 20 MeV
(3) 13 MeV
(4) 16 MeV

1

2

3

4

---

Question 7.

Two protons are placed at a distance of about 10^–13 cm from each other. The ratio of the strength of strong and electromagnetic forces between them is roughly
(1) 10
(2) 1
(3) 10³
(4) 10^-5

1

2

3

4

---

Question 8.

The Coulomb repulsion term which contributes to the binding energy of a nucleus ^AX_Z is proportional to
(1) Z
(2) Z²
(3) Z(Z-1)
(4) It is independent of Z

1

2

3

4

---

Question 9.

The binding energy of a light nucleus (Z, A) in MeV is given by the approximate formula

where N = A - Z is the neutron number. The value of Z of the most stable isobar for a given A is

1

2

3

4

---

Question 10.

A neutron passing through a detector is
detected because of
(1) The ionization it produces
(2) The scintillation light it produces
(3) The electron - hole pairs it produces
(4) The secondary particles produced in a nuclear reaction in the detector medium

1

2

3

4

---

Return to-

• Physics Chapterwise & Topicwise MCQs
• Physics All Study Material for NET, GATE and IIT JAM

For further questions queries or suggestions, please leave your comments below.