Which of these is observed when air is pumped out of a discharge tube without lowering its pressure
-
A.
the conductivity of the air increases -
B.
the conductivity of the air decreases -
C.
conduction does not occur -
D.
spark are produced
Correct Answer: Option C
Explanation
Conduction takes places in gases when air is pumped out of a discharged tube under reduced pressure.
There is an explanation video available below.