Question

Please please answer this question. if you answer proper I make it as brainlest​

Answer 1

Answer:

6/7

Explanation:

I have mentioned in dis pic

Mark it as a brainiest ans

For the next question

3R 's r in series therefore there effective resistance is 3R

then R n 3R will be in parallel to each other

therefore 1/Reff=1/3R +1/R

=4/3R

Reff=3R/4