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In the diagram above , the current I is



Dicussion (1)

  • I =_E
    R+r

    For parallel of 5Ω and 10Ω
    1/R = 1/10 + 1/5 = 1+2/10 = 3/10
    ∴R = 10/3
    Total R = 31/3 + 3 x 1 = 71/2
    ∴I = 6/71/3 = 6/1 x 3/22 = 18/22 = 9/11
    ∴I = 9/11

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