If you are preparing for CBSE Class 12 Board Exam Term 1 which will be an objective type questions paper, then you need to practice multiple choice questions of Class 12 Physics Chapterwise. In this article of AKVTutorials, you will get MCQ Questions for Class 12 Physics Chapter 13 Nuclei with Answer Keys
MCQ Questions for Class 12 Physics Chapter 13 Question No 1:
Which of the following particles are constituents of the nucleus?
Option A : Protons and electrons
Option B : Protons and neutrons
Option C : Neutrons and electrons
Option D : Neutrons and
Show/Hide Answer
Option B : Protons and neutrons
MCQ Questions for Class 12 Physics Chapter 13 Question No 2:
The neutron was discovered by
Option A : Marie Curie
Option B : Pierre Curie
Option C : James Chadwick
Option D : Rutherford
Show/Hide Answer
Option C : James Chadwick
MCQ Questions for Class 12 Physics Chapter 13 Question No 3:
Nuclear binding energy is equivalent to:
Option A : Mass of proton
Option B : Mass of neutrons
Option C : Mass of nucleus
Option D : Mass defect of nucleus
Show/Hide Answer
Option D : Mass defect of nucleus
MCQ Questions for Class 12 Physics Chapter 13 Question No 4:
In 88Ra226 nucleus, there are:
Option A : 138 protons and 88 neutrons
Option B : 138 neutrons and 88 protons
Option C : 226 protons and 88 electrons
Option D : 226 neutrons and 138 electrons
Show/Hide Answer
Option B : 138 neutrons and 88 protons
MCQ Questions for Class 12 Physics Chapter 13 Question No 5:
Nuclear forces are:
Option A : Short ranged attractive and charge independent
Option B : Short ranged attractive and charge dependent
Option C : Long ranged repulsive and charge independent
Option D : Long ranged repulsive and charge dependent
Show/Hide Answer
Option A : Short ranged attractive and charge independent
MCQ Questions for Class 12 Physics Chapter 14 Question No 6:
The ratio of size of hydrogen atom to the size of its nucleus will be
Option A : 105
Option B : 10-5
Option C : 104
Option D : 10-4
Show/Hide Answer
Option A : 105
MCQ Questions for Class 12 Physics Chapter 14 Question No 7:
In gamma rays emission from a nucleus:
Option A : Only the proton number charges
Option B : Both the proton no and neutron no changes
Option C : There is no change in the proton number and neutron number
Option D : Only the neutrons no changes
Show/Hide Answer
Option C : There is no change in the proton number and neutron number
MCQ Questions for Class 12 Physics Chapter 14 Question No 8:
What is the ratio of nuclear radii if the mass number of two nuclei are 4 and 32?
Option A : 1:2
Option B : 1:3
Option C : 1:4
Option D : 1:5
Show/Hide Answer
Option A : 1:2
MCQ Questions for Class 12 Physics Chapter 13 Question No 9:
Which statement about alpha, beta and gamma radiation is correct?
Option A : Alpha radiation has the greatest ionizing power
Option B : Beta radiation has the greatest ionizing power
Option C : Gamma radiation has the greatest ionizing power
Option D : Alpha, beta and gamma radiation have nearly equal ionizing power
Show/Hide Answer
Option A : Alpha radiation has the greatest ionizing power
MCQ Questions for Class 12 Physics Chapter 13 Question No 10:
Two nuclei have mass number in the ratio 27 : 125. Then the ratio of their radii is
Option A : 5 : 3
Option B : 2 : 7
Option C : 3 : 5
Option D : 9 : 25
Show/Hide Answer
Option C : 3 : 5
| CBSE Class 12 Physics Chapterwise MCQ |
|---|
| 1 : Electric Charge & Fields MCQs | 1 to 10 | 11 to 20 |
| 2 : Electrostatics Potential and Capacitance MCQs | 1 to 10 | 11 to 20 |
| 3 : Current Electricity MCQs | 1 to 10 | 11 to 20 |
| 4 : Moving charges and Magnetism MCQs | 1 to 10 | 11 to 20 |
| 5 : Magnetism and Matter MCQs | 1 to 10 | 11 to 20 |
| 6 : Electromagnetic Induction MCQs | 1 to 10 | 11 to 20 |
| 7 : Alternating Current MCQs | 1 to 10 | 11 to 20 |
| 8 : Electromagnetic Waves MCQs | 1 to 10 | 11 to 20 |
| 9 : Ray Optics and Optical Instruments MCQs | 1 to 10 | 11 to 20 |
| 10 : Wave Optics MCQs | 1 to 10 | 11 to 20 |
| 11 : Dual Nature of Radiation MCQs | 1 to 10 | 11 to 20 |
| 12 : Atoms MCQs | 1 to 10 | 11 to 20 |
| 13 : Nuclei MCQs | 1 to 10 | 11 to 20 |
| 14 : Semi Conductor Electronics MCQs | 1 to 10 | 11 to 20 |
| 15 : Communication Systems MCQs | 1 to 10 | 11 to 20 |
