Physics
NECO 2002
In an operating X-ray tube, a high p.d is applied between the cathode and the anode for the purpose of
-
A.
accelerating the electrons to a very high energy
-
B.
concentrating electrons on the target
-
C.
heating the anode
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D.
heating the cathode
-
E.
producing a stream of electrons
Correct Answer: Option A
Explanation
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