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How can we consider cathode rays as nega...

How can we consider cathode rays as negatively charged particles ?

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Because they are attracted towards positive plate by applying an electric field.
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Cathode rays are

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Assertion : The characteristics of cathode rays do not depend upon the material of electrodes and the nature of the gas present in the cathode ray tube. Reason : Cathode rays consist of negatively charged particles, called electrons.

A body can be negatively charged by

A body can be negatively charged by

Which postulate of the cathode ray tube experiment shows that these rays comprise of negatively charged particles?

MODERN PUBLICATION-DUAL NATURE OF RADIATION AND MATTER -Revision Exercises (Very Short Answer Questions)
  1. Name the phenomenon which shows the quantum nature of electromagnetic ...

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  2. A discharge tube appears dark when evacuated to extremely low pressure...

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  3. How can we consider cathode rays as negatively charged particles ?

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  4. Define the term "threshold frequency ", in the context of photolelectr...

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  5. What type of oil should be used in Millikan's oil drop experiment ?

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  6. What do you mean by work function of metal ?

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  7. Plot a graph of the de - Broglie wavelength associated with a proton v...

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  8. What is de-Broglie wavelength of the electron accelerated through a po...

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  9. Define the term 'stopping potential' in relation to photoelectric effe...

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  10. Einsteins photoelectric equation is

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  11. Draw a graph between intensity of light and photoelectric current for ...

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  12. Mention any two types of electron emission.

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  13. How does kinetic energy of ejected photoelectrons depend upon the freq...

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  14. Explain with the help of Einstein's photoelectric equation any two obs...

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  15. At the stopping potential, photoelectric current is "".

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  16. Draw a graph between stopping potential and the frequency of two metal...

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  17. THERMIONIC EMISSION

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  18. SECONDARY EMISSION

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  19. FIELD EMISSION

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  20. Green light ejects photoelectrons from a given photosenstive surface w...

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