Question

Answer the attached question.

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Answer 1

Answer:

2ohm resistor

Explanation:

if we take 2ohm resistor and the given 4 ohm resistor,

effective resistance becomes  R1XR2/(R1+R2)

= 4X2/4+2

=4/3

The student wants I = 9A

applying V=IR

I=V/R

we get

12V / (4/3)

=9V

which is the desired current the student needed.

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