Cathode Rays
Cathode Rays
Cathode Rays: The phenomena observed under reduced pressure and high voltage depends upon the nature of the gas in the tube. It was discovered by JJ Thomson.
When the pressure of the gas in the discharge tube is at atmospheric pressure and a high voltage is applied across the electrodes, nothing noticeable happens. But, as the pressure is ____________ or the voltage is __________, sparking, or irregular streaks of light are seen in the tube. | |||
| Right Option : A | |||
| View Explanation | |||
Which of the following statement / statements are correct : (a) The Cathode Rays is the phenomena observed under reduced pressure and high voltage depends upon the nature of the gas in the tube. (b) The Cathode Rays is the beam of negatively charged particles. | |||
| Right Option : C | |||
| View Explanation | |||
Which of the following statement / statements are correct : (a) The Cathode Rays are also known as positive column. (b) The Cathode Rays is the phenomena observed under reduced pressure and high voltage depends upon the nature of the gas in the tube. (c) The Cathode Rays is the phenomena observed under reduced pressure and low voltage depends upon the nature of the gas in the tube. | |||
| Right Option : A | |||
| View Explanation | |||
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