why is the perforated cathode with small holes used in the discharge tube in the production and detection of anode rays
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Anode ray tube
Anode ray tubeGoldstein used a gas-discharge tube which had a perforated cathode. ... These collide with atoms of the gas, knocking electrons off of them and creating more positive ions. These ions and electrons in turn strike more atoms, creating more positive ions in a chain reaction.
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