i) What happens to bulb X?
ii) What happens to bulb Y?
Refer Picture Below
Answer:
They both get brighter.
Explanation:
By adding the wire and going from series to parallel, you allow the full voltage of the battery to go to both instead of it being divided between the two.
i) What happens to bulb X?
ii) What happens to bulb Y?
Refer Picture
Answer: (I) goes out
(ii)gets bright
Explanation: