Question

3.
The potential difference applied to an X-ray tube is 5 kV and the current through it is 3.2 mA.
Then the number of electrons striking the target per second is
(1) 2× 1016
(2) 5 × 1016
(3) 1 x 1017
(4) 4 x 1015
Hint : 1 - ne. = 2x 1016
†​

Answer 1

Answer:

3) 1 x 1017

option 3 is the answer

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