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The temperaturecoefficientof resistanceof tungsten is 4.5 xx10^(-3) ""^(@)C^(-1)and thatof germaniumis- 5 xx 10^(-2)""^(@)C^(-1) . A tungstenwireof resistance100 Omega isconnectedin series with a germaniumwireofresistanceR. The valueof Rfor which the resistanceof combinationdoes notchange withtemperatureis . |
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Answer» `9 OMEGA` |
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