Find value of R in the below circuit.
F1 Vinanti Engineering 23.03.23 D12

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MPPKVVCL Jabalpur JE Electrical 16 August 2018 Official Paper
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  1. 0.85 Ω 
  2. Ω
  3. Ω
  4. Ω

Answer (Detailed Solution Below)

Option 1 : 0.85 Ω 
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Concept:
Since there are 4 unknowns and 3 KVL equations it's not possible to find R-value by KVL or KCL.

By using the maximum power transfer theorem R is considered as load resistance and according to MPT load resistance is equal to source resistance.
F2 ENG Savita 31-1-24 D1 V2

F1 Vinanti Engineering 23.03.23 D15

F1 Vinanti Engineering 23.03.23 D16

R= 1||173 R=1×1731+173=1720=0.85Ω

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