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प्रश्न
Answer the following questions based on a hot cathode ray tube
Name the charged particles
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उत्तर
Electrons are charged particles.
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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?
When is said to be the nucleus unstable?
A radioactive substance is oxidized. What changes would you expect to take place in the nature of radioactivity? Explain your answer.
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.
How is a cathode ray beam affected while passing through an electric field?
Name a common device where a hot cathode ray tube is used.
State one use of radio-isotopes.
The half-life of a radioactive nuclide is 100 hours. The fraction of original activity that will remain after 150 hours would be ______.
The count rate of activity of a radioactive sample of a very large population decreased from 1024 to 128 in 3 minutes. Then the rate of disintegration at the end of 5 minutes is ______.
Two radioactive sources A and B of half lives of 1 hour and 2 hours, respectively, initially contain the same number of radioactive atoms. At the end of two hours, their rates of disintegration are in the ratio of ______.
