Question

calculate the resistance
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Answer 1

Explanation:

I cant understand this picture

Answer 2

Answer:

You can see two resistance are in series

R1=(1+1)ohm=2ohm

R2=2ohm

Now R1 and R2 are parallel

1/R=1/2+1/2

1/R=2/2

1/R=1ohm

R=1ohm