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प्रश्न
From α, β and γ-rays, name the one which travels with the speed of light?
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उत्तर
γ-rays travel with the speed of light.
संबंधित प्रश्न
What is meant by radioactivity?
A nucleus is \[\ce{^24_11 Na}\] β-radioactive.
Write the equation represent β-decay.
How is a cathode ray beam affected while passing through a magnetic field?
Why are materials of low work function preferred as thermionic cathode materials?
In a cathode ray tube state the purpose of covering cathode by thorium and carbon.
Unit of radioactivity is _______
88Ra226 experiences three α - decay. Find the number of neutrons in the daughter element.
Heavy radioactive elements eventually turn into ______.
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.
In beta decay, what particles can the nucleus emit?
