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प्रश्न
A radioactive source emits three types of radiations. Name them.
(i) Name the radiations which are charged.
(ii) Name the radiations which are most penetrating.
(iii) Name the radiations which travel with the speed of light.
(iv) Name the radiations which have the largest mass.
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उत्तर
A radioactive source emits three types of radiations. These are a
radiations, β radiations and Y radiations.
(i) α radiations and β radiations a re charged radiations.
(ii) Y radiations a re most penetrating radiations.
(iii) Y radiation travels with speed of light.
(iv) a radiations have largest mass.
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संबंधित प्रश्न
Name the unit in which the work function of a metal is expressed.
Define the term radioactivity.
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A nucleus of an element X which has the symbol `""_84^202` X emits an alpha particle and then a beta particle. The final nucleus is `""_"b"^"a"` Y Find a and b.
Name the three main parts of a Cathode Ray Tube.
Name the Different Radiations Which Are Emitted by the Radioactive Substances.
Are all the radiations mentioned by you, emitted in a single radioactive decay?
An electrons emitter must have how much work function and melting point.
From α, β and γ-rays, name the one which is not affected by electric or magnetic field?
Complete the following radioactive reaction:
\[\ce{^-_-X -> ^-_-Y + ^4_2He -> ^234_91Z + ^0_-1e}\]
In the following atoms, which one is a radioisotope? Give one use of this isotope.
O16, C14, N14, He4
