A parallel combination of 3 resistors take a current of 7.5 A from a 30 Vsupply.if the two resistors are 10ohm and 12ohm.find the third one.
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the answer is 15ohm
you can first find equivalent resistance and then use it to find the resistance of 3rd resistor using formula:-
1/R = 1/R¹+ 1/R² + 1/R³
you can first find equivalent resistance and then use it to find the resistance of 3rd resistor using formula:-
1/R = 1/R¹+ 1/R² + 1/R³
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