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Chapter 18 Atomic and Nuclear Physics-8
1.
Which types of radiation bend in opposite direction in the magnetic field?
a) α and β-radiations
b) γ and β-radiations
c) Only γ-radiations
d) α and γ-radiations
2.
Which type of radiation does not bend in the magnetic field?
a) γ and β-radiations
b) α and γ-radiations
c) Only γ-radiations
d) α and β-radiations
3.
What is the nature of protons?
a) Radioactive radiations
b) Background radiations
c) Cosmic radiations
d) Secondary radiations
4.
What are the radiations called that are present in atmosphere due to different radioactive substances?
a) Background radiations
b) Cosmic radiations
c) Secondary radiations
d) Nuclear radiations
5.
What is the nature of neutrons?
a) Secondary radiations
b) Background radiations
c) Cosmic radiations
d) Radioactive radiations
6.
What are the radiations called which are received by the earth, and all living things on it from outer space?
a) Secondary radiations
b) Cosmic radiations
c) Background radiations
d) Nuclear radiations
7.
What is the nature of muons?
a) Secondary radiations
b) Cosmic radiations
c) Radioactive radiations
d) Background radiations
8.
What is the nature of X-rays?
a) Cosmic radiations
b) Background radiations
c) Radioactive radiations
d) Secondary radiations
9.
What are the radiations called that are produced by the interaction of cosmic radiation with atoms in the atmosphere?
a) Cosmic radiations
b) Secondary radiations
c) Background radiations
d) Nuclear radiations
10.
Which of the following is present in cosmic radiation primarily?
a) Electrons
b) All of these
c) Protons
d) Alpha particle
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