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Cathode rays are made up of:
(1) Positively charged particles
(2) Negatively charged particles
(3) Neutral particles
(4) None of these
Ans: (2)Negatively charged particles
How a CPH does stop or its speed decreases? Answer; it is a principle that Vc is stable thus that; gradV c =0 Thus, never V c increases or decreases.
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why is the colour of sky blue
Bohr given a model for hydrogen molecule which is also applicable for some lighter atoms in which a one electron revolves around a stationary nucleus of positive charge Ze (known a
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