Question

Answer the question:
The diagram shows a cathode-ray tube.
This tube is not working properly.
Which change should be made so that the tube works properly to produce a continuous beam of cathode rays ?

Answer 1

Correct option is B. Reverse the connections of the power supply
Power supply connection are wrong, we need to connect negative terminal of battery in cathode and positive terminal in anode.

Hence we need to Reverse the connections of the power supply. so that o that the tube works properly to produce a continuous beam of cathode rays.

Hence option B is correct.