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[" An electric heating element in vacuum...

[" An electric heating element in vacuum is surrounded by a "],[" cavity at constant temperature of "227^(@)C;" it consumes "60W],[" of power to maintain a temperature of "727^(@)C" .What is the "],[" power consumed by the element to maintain a temperature "],[" of "1227^(@)C" ? "],[[" (a) "101W," (b) "304W," (c) "90W," (d) "320W]]

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