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A wire of resistance 20 ohm is divided into two equal parts and the two parts are put in 3 parallel combination. Find the resistance of the combination. |
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Answer» Explanation:a uniform wire R has resistance 20ohms .It is cut down into two partslet each part have the resistance R\2 ohms = 20\2 =10 ohmslet the EFFECTIVE resistance be Rnthe two parts are connected in paralleltherefore effective resistance=1\10 +1\10 =1\Rn=2\10 =1\Rn1\Rn=1\5Rn=5ohmsHope this will be helpful to you and PLEASE mark my ANSWER as the BRAINLEAST answer.plz plz |
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