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प्रश्न
Answer the question with respect to the following diagram:
Name the charged particles emitted from the heated filament? Name the phenomenon of emission of these particles.
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उत्तर
‘Electrons’. The phenomenon of emission of these particles is called “thermionic emission”.
संबंधित प्रश्न
Which of the radiations α, β and γ is similar to a beam of electrons?
A radioactive source emits three types of radiations.
Name the radiation consisting of the same kind of particles as the cathode rays.
A mixture of radioactive substance gives off three types of radiation name the radiations which are charged.
A mixture of radioactive substance gives off three types of radiation name the radiation similar in nature to cathode rays.
A mixture of radioactive substance gives off three types of radiation name the radiation which is deviated most in a magnetic field.
Answer the question with respect to the following diagram:
A beam of such particles, after acceleration is allowed to strike a metal plate C. Radiation B is given off. Name the radiation B.
Answer the question with respect to the following diagram:
Name the material of target C.
Answer the question with respect to the following diagram:
State two properties of radiation B different from those of visible light.
Answer the question with respect to the following diagram:
State two factors on which the wavelength of radiation B depends.
Answer the question with respect to the following diagram:
State two uses of radiation B.
