Critical radius of insulation for cylindrical body is (if k is the thermal conductivity of insulation and h is convection heat transfer coefficient): ?->(Show Answer!)

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Critical radius of insulation for cylindrical body is (if k is the thermal conductivity of insulation and h is convection heat transfer coefficient): ?->(Show Answer!)

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1. Critical radius of insulation for cylindrical body is (if k is the thermal conductivity of insulation and h is convection heat transfer coefficient):

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