Advertisements
Advertisements
Question
Which of the following statements is/are correct?
- α particles are photons
- Penetrating power of γ radiation is very low
- Ionization power is maximum for α rays
- Penetrating power of γ radiation is very high
Options
(i) & (ii) are correct
(ii) & (iii) are correct
(iv) only correct
(iii) & (iv) are correct
Advertisements
Solution
(iii) & (iv) are correct.
APPEARS IN
RELATED QUESTIONS
State the energy conversion taking place in a cathode ray tube
An element P disintegrates by α - -emission and the new element suffers two further disintegrations, both by β -emission, to form an element Q. Explain the fact that P and Q are the isotopes.
State three safety precautions that you would take while handling the radioactive substances.
How is a cathode ray beam affected while passing through an electric field?
What do you understand by the term radioactivity?
Name the Different Radiations Which Are Emitted by the Radioactive Substances.
Are all the radiations mentioned by you, emitted in a single radioactive decay?
From α, β and γ-rays, name the one which is not affected by electric or magnetic field?
It is advised not to touch a radioactive substance by hand. Give reason.
The half-life of a radioactive nuclide is 100 hours. The fraction of original activity that will remain after 150 hours would be ______.
Calculate the time interval between 33% decay and 67% decay if half-life of a substance is 20 minutes.
