Question

please answer the question
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Answer 1

Answer:

(3) 30 Ω is the answer

Explanation:

Answer not posting

Please refer attachment

Formulae used :

$\bigstar \ \boxed{R_1 + R_2 = Rs \ [Series]}$

$\bigstar \ \boxed{\dfrac{1}{R_p} = \dfrac{1}{R_1} + \dfrac{1}{R_2} \ [Parallel]}$

Refer attachment for the shown resistors.

Total 2 attachments

Hope it helps!!