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in Physics by (76.1k points)

We have three resistances of values 2 Ω, 3 Ω and 6 Ω. Which of the following combination will give an effective resistance of 4 Ω? 

(A) All the three resistances in parallel 

(B) 2 Ω resistance in series with parallel combination of 3 Ω and 6 Ω resistance 

(C) 3 Ω resistance in series with parallel combination of 2 Ω and 6 Ω resistance 

(D) 6 Ω resistance in series with parallel combination of 2 Ω and 3 Ω resistance. 

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(B) 2 Ω resistance in series with parallel combination of 3 Ω and 6 Ω resistance 

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