Question

please solve this question​

Answer 1

Answer:

20 J

Explanation:

R=2(R₁)+4(R₂)=6

PD(V)=6 v

current(I)= V/R=6/6=1 A

H(heat)=I²R₂t=(1)²(4)(5)=20 J

Answer 2

Answer:

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