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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
Name the radiations which are absorbed by greenhouse gases in the earth’s atmosphere.
Give a scientific explanation.
When the radiation coming out from a certain radioactive substance is passed through an electric field, marks are found at three places on the photographic plate placed in its path.
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.
Define the term radioactivity.
A radioactive nucleus `""_"Z"^"A"` X first emits a beta particle and then an alpha particle to give the resulting nucleus `""_"Q"^"P"` Y What will be the values of P and Q in terms of A and Z?
What is meant by Radioactivity?
Explain, why radium paint, consisting of zinc sulphide and a trace of radium salt, glows in the dark?
A radioactive element is placed in an evacuated chamber. Then the rate of radioactive decay will ______.
In the following atoms, which one is a radioisotope? Give one use of this isotope.
O16, C14, N14, He4
