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प्रश्न
Mention four properties of Becquerel rays.
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उत्तर
The four properties of Becqueral rays are:
(i) They have penetrating power.
(ii) They affect a photographic plate.
(iii) They can ionize a gas or air through which they pass.
(iv) They are deflected by electric and magnetic fields.
संबंधित प्रश्न
When does the nucleus of an atom tend to become radioactive?
Name the unit in which the work function of a metal is expressed.
State the penetrating range of α, β and γ radiations.
What are the uses of radioactive isotopes in following?
(a) Medical field,
(b) Agriculture,
(c) Industries?
Define bound electrons.
How is a cathode ray beam affected while passing through an electric field?
In a cathode ray tube state the purpose of covering cathode by thorium and carbon.
What is meant by Radioactivity?
When an α-particle of mass m moving with velocity ν bombards on a heavy nucleus of charge Ze, its distance of closest approach from the nucleus depends on m as:
