Question

In a cathode ray tube, the number of electrons that reach the fluorescent screen is controlled by the A. cathode. B. anode. C. grid. D. deflecting plate.

Answer 1

A. cathode
Best guess

Answer 2

C) The answer is grid .

Step-by-step explanation:

Grid lies between cathode and anode with varying volts . It controls the no of

electrons reaching screen. It is kept closer to cathode which emits electrons.There may be more than one control grid.