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प्रश्न
What are free electrons?
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उत्तर
Electrons revolving in the outermost orbit of an atom which are weakly held by the nucleus are called free electrons
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संबंधित प्रश्न
Represent the change in the nucleus of a radioactive element when a β particle is emitted.
Complete the diagram as given above by drawing the deflection of radioactive radiations in an electric field
What is meant by radioactivity?
A radioactive nuclide `""_86^226` Ra decays by emission of two alpha particles, one beta particle and gamma rays. Which of the following is the resulting nuclide X?
How is a cathode ray tube used to convert an electrical signal into a visual signal?
What are ‘Becquerel rays’?
State three common properties of beta rays and cathode rays.
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While investigating which phenomena was Becquerel studying uranium salts when he discovered radioactivity?
