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Find the current through resistor R...

Find the current through resistor R

A

9A

B

10A

C

11A

D

8A

Text Solution

Verified by Experts

`R_(eq) = ( 21)/( 31) + 1= ( 52)/(31) Omega`
`i = ( 20 xx 31)/( 52) A `
`i_(1) : i_(2) : i_(3) =(1)/( 3) : (1)/( 1) : ( 1)/( 7) =7 : 21: 3`
`i_(2) = (21)/(31) xx (20xx 31) /( 52) = (21 xx 20)/( 52) =( 105)/( 13) = 8A`
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