Figure below shows a section of a house wiring system. i) Name: I The circuit labelled F. II The terminals A and B. ii) Give a reason why...

      

Figure below shows a section of a house wiring system.
fig1283152019613.png
i) Name:
I The circuit labelled F.
II The terminals A and B.
ii) Give a reason why R is connected to B and not A.
iii) What is R?
iv) Why is earthing necessary in such a circuit?

  

Answers


Kavungya
(i) Ring circuit
A – Neutral
B – Line
(ii) R is connected to B and no A to ensure that when it breaks a circuit any gadget doesn’t remain live.
(iii) Fuse
(iv) Earthing guards against electric shocks.
Kavungya answered the question on May 31, 2019 at 15:17


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