pls answer this question.
❌don't spam ❌
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
[A]
In configuration 1
total thermal resistance Req=
ℓKA+ℓ2KA=32ℓKA
In configuration 2
R'eq=(1×121+12)ℓKA=13ℓKA
We have
Q=(T1−T2)Rt
t ∝R
t2t1=R2R1⇒t2=29×9=2 sec