Science, asked by bavanyaa7, 1 year ago

describe canal rays experiment

Answers

Answered by aryanpahuja2004
1
Canal Ray experiment is the experiment performed by German scientist Eugen Goldsteinin 1886 that led to the discovery of proton. The discovery of proton which happened after the discovery of electron further strengthened the structure of atom. In the experiment, Goldsteinapplied high voltage across a discharge tube which had a perforated cathode. A faint luminous ray was seen extending from the holes in the back of the cathode.

Apparatus is setup by providing a high voltage source and evacuating the air to maintain low pressure inside the tube.

High voltage is passed to the two metal pieces so as to ionize air and make it conductor of electricity.

The electricity starts flowing as circuit was complete.

When the voltage was increased to several thousand volts, a faint luminous ray was seen extending from the holes in the back of the cathode.

These rays were moving in the opposite direction of cathode rays and was named canal rays.

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Answered by Ashutosh1815N
0
This experinent was conducted by J J Thompson. Canal rays mean rays consisting negative charge or electrons. This experiment helped in discovery of electrons.
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