While performing cathode ray experiments, it was observed that there was no passage of electric current under normal conditions. Which of the following can account for this observation ?
(a)	Dust particles are present in air	(b)	Carbon dioxide is present in air
(c)	Air is a poor conductor of electricity under normal conditions	(d)	None of the above

Question ID - 55130 | SaraNextGen Top Answer

While performing cathode ray experiments, it was observed that there was no passage of electric current under normal conditions. Which of the following can account for this observation ?
(a)	Dust particles are present in air	(b)	Carbon dioxide is present in air
(c)	Air is a poor conductor of electricity under normal conditions	(d)	None of the above