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प्रश्न
State three common properties of beta rays and cathode rays.
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उत्तर
(i) Beta rays and cathode rays both are composed of electrons.
(ii) Beta rays and cathode rays both are deflected by the electric and magnetic fields in the same direction.
(iii) Beta rays and cathode rays both ionise the gas through which they pass.
संबंधित प्रश्न
Answer the following questions based on a hot cathode ray tube.
State the approximate voltage used to heat the filament
A radioactive substance is oxidized. Will there be any change in the nature its radioactivity? Give a reason for your answer
Arrange α, β, and γ rays in ascending order with respect to their
1) Penetrating power.
2) Ionising power
3) Biological effect
What is meant by radioactivity?
What is nucleus of an atom? Compare its size with that of the atom. Name its constitutents. How is the number of these constituents determined by the atomic number its atomic model.
During the emission of a beta particle, the ______ number remains same.
Define free electrons.
State two properties that a substance should possess when used as a thermionic emitter.
How is a zinc sulphide screen affected when a cathode ray beam strikes it?
Complete the following radioactive reaction:
\[\ce{^-_-X -> ^-_-Y + ^4_2He -> ^234_91Z + ^0_-1e}\]
