5 Questions
What is the study of spontaneous emission of highly penetrating radiations by an unstable nucleus called?
Radioactivity
Which subatomic particle has a negative charge and negligible mass?
Electron
What is the charge of a proton?
+1
Which subatomic particle is responsible for the stability of the atomic nucleus?
Neutron
What type of radiations are emitted during nuclear fission and nuclear fusion?
Gamma rays
Study Notes
Nuclear Physics Basics
- The study of spontaneous emission of highly penetrating radiations by an unstable nucleus is called Radioactivity.
Subatomic Particles
- The subatomic particle with a negative charge and negligible mass is an Electron.
- A Proton has a positive charge.
- Neutrons are responsible for the stability of the atomic nucleus.
Nuclear Reactions
- During nuclear fission and nuclear fusion, Ionizing Radiations are emitted.
Test your understanding of Chapter 12 Radioactivity in Selina Solutions Concise Physics Class 10 with this quiz. The chapter covers the study of spontaneous emission of highly penetrating radiations by an unstable nucleus, and this quiz can help reinforce your learning.
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