Cathode rays causes an object placed behind a perforated anode to cast a shadow on the screen. This observation shows that the rays?
a
are positively charged
b
are negatively charged
c
have mass
d
travel in straight lines
Explanation
Correct Option
dVideo Explanation
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jordan_mosh
2 years ago
Isn't it Option C... . ..Rays cast shadow of an object placed on their path and rays have mass and low penetrating power
