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Physics
: Dual Nature of Radiation and Matter
कैथोड किरण किससे मिलकर बनी होती है? , What does a cathode ray consist of?
What does a cathode ray consist of?
A.
Electrons
इलेक्ट्रॉनों
B.
Protons
प्रोटान
C.
Photons
फोटॉनों
D.
Alpha particles
अल्फा कण
Solution
A. Electrons
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