Cathode rays constitute a stream of
(a) electrons
(b) protons
(c) positive ions
(d) negative ions

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Solution

(a) electrons

Cathode rays consist of a stream of fast moving electrons.

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Cathode rays constitute a stream of (a) electrons (b) protons (c) positive ions (d) negative ions

(a) electrons Cathode rays consist of a stream of fast moving electrons.

Cathode rays constitute a stream of
(a) electrons
(b) protons
(c) positive ions
(d) negative ions

(a) electrons

Cathode rays consist of a stream of fast moving electrons.