Question

solve this question fast guys


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Answer 1

Explanation:

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Answer 2

R = r1 + r2 (series formula)

R = 10 + 20

R = 30 ohm

(i) Potential difference (V) = 3 V

Resistance (R) = 30 ohm

Current (I) = ?

I = V/R

I = 3/30

I = 0.1 A

(ii) Potential difference (V) = I × R

= 0.1 × 10

= 1 V