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प्रश्न
Name the three main parts of a Cathode Ray Tube.
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उत्तर
The three main parts of a cathode ray tube are
(i) Electron gun,
(ii) Deflecting system,
(iii) Flourescent screen.
संबंधित प्रश्न
Answer the following questions based on a hot cathode ray tube
Name the charged particles
Arrange α, β, and γ rays in ascending order with respect to their
1) Penetrating power.
2) Ionising power
3) Biological effect
In a cathode ray tube, what is the function of anode?
A nucleus `""_11^24Na` emits a beta particle to change into Magnesium (Mg)
(i) Write the symbolic equation for the process.
(ii) What are numbers 24 and 11 called?
(iii) What is the general name of `""_12^24Mg `with respect to `""_11^24Na` ?
Draw a diagram of a simple atom showing the nucleus and electrons. In this atom:
(a) What type of charge will there be on the nucleus?
(b) What is the value of this charge?
Why should a radioactive substance not be touched by hands?
What do you mean by electron emission?
State any two uses of cathode rays.
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 ______.
