Advertisements
Advertisements
प्रश्न
Name the radiations which are absorbed by greenhouse gases in the earth’s atmosphere.
Advertisements
उत्तर
Infrared radiations of long wavelengths are absorbed by greenhouse gases in the Earth’s atmosphere.
APPEARS IN
संबंधित प्रश्न
Answer the following questions based on a hot cathode ray tube.
What will happen to the beam when it passes through the electric field?
State two dissimilarities between the γ-rays and X-rays.
What happens to the atomic number of element when (i) An α -particle, (ii) A β -particle 1 and (iii) γ-radiation is emitted?
A certain nucleus A (mass number 238 and atomic number 92) is radioactive and becomes a nucleus B (mass number 234 and atomic number 90) by the loss of one particle.
What particle was emitted?
What are ‘Becquerel rays’?
Are all the radiations viz. α, β and γ emitted in a single radioactive decay?
Mention one important function of ear main parts:
State the principle on which the functioning of a nuclear reactor is based.
Two radioactive materials A and B have decay constants 25λ and 16λ respectively. If initially they have the same number of nuclei, then the ratio of the number of nuclei of B to that of A will be "e" after a time `1/("a"lambda)` The value of a ______.
Assertion (A): The force of repulsion between atomic nucleus and α-particle varies with distance according to inverse square law.
Reason (R): Rutherford did α-particles scattering experiment.
