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प्रश्न
In a cathode ray tube, what is the function of anode?
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उत्तर
In a cathode ray tube, the anode not only accelerates the electrons but also focuses them in a fine energetic beam.
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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?
Represent the change in the nucleus of a radioactive element when a β particle is emitted.
What is meant by radioactivity?
What happens to the atomic number of element when (i) An α -particle, (ii) A β -particle 1 and (iii) γ-radiation is emitted?
What happens to the mass number of an element when (i) an α -particle, (ii) a β -particle, and (iii) γ -radiation is emitted?
An element P disintegrates by α - -emission and the new element suffers two further disintegrations, both by β -emission, to form an element Q. Explain the fact that P and Q are the isotopes.
Define free electrons.
From α, β and γ-rays, name the one which travels with the speed of light?
A deuteron strikes 8O16 nucleus with subsequent emission of an alpha particle. Identify the nucleus so produced:
