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संबंधित प्रश्न
Arrange α, β, and γ rays in ascending order with respect to their
1) Penetrating power.
2) Ionising power
3) Biological effect
Name a gas caused by the Greenhouse effect
Name the unit in which the work function of a metal is expressed.
What do you mean by Atomic number
What do you mean by Mass number.
Define the term radioactivity. Of the three normally occurring radioactive radiations:
(a) Which has a positive charge?
(b) Which is most penetrating?
(c) Which has no electric charge?
Name two radioactive substances.
What is the value of the speed of gamma radiations in air or vacuum?
Mention one important function of ear main parts:
State the principle on which the functioning of a nuclear reactor is based.
In the following atoms, which one is a radioisotope? Give one use of this isotope.
O16, C14, N14, He4
