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In a discharge tube ionization of enclosed gas is produced due to collisions between (a)Negative electrons and neutral atoms / molecules (b)Photons and neutral atoms /molecules (c)Neutral gas atoms/molecules (d)Positive ions and neutral atoms/molecules



In a discharge tube ionization of enclosed gas is produced due to collisions between


(a)Negative electrons and neutral atoms / molecules


(b)Photons and neutral atoms /molecules


(c)Neutral gas atoms/molecules


(d)Positive ions and neutral atoms/molecules


Grade:upto college level

2 Answers

Simran Bhatia
348 Points
7 years ago

        (a)

When electron emitted from cathode collide with gas molecules or atoms, they knock out outer electrons and produce positively charged ions. They become part of positive rays.

Aditi Chauhan
askIITians Faculty 396 Points
7 years ago

(a)

When electron emitted from cathode collide with gas molecules or atoms, they knock out outer electrons and produce positively charged ions. They become part of positive rays.

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