Question

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Answer 1

equivalent resistance = Rp+ Rs= 2+1=3 ohm

total current=Emf/Req= 12/3=4A

current in Ri=R2= 4/2=2A

Current in R3= 4A

pd= IR

Pd in r1 = r1= 8V

r3= 4V

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Answer 2

Explanation:

the correct answer of these question are..

A. 9 ohm

B. 4/3 amp.

C. 1/4 amp.

D. 4 v