# Water is being boiled in a flat bottomed kettle placed on a stove The area of the bottom is 300cm^(2) and the thickness is 2mm If the amount pf st

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Water is being boiled in a flat bottomed kettle placed on a stove The area of the bottom is 300cm^(2) and the thickness is 2mm If the amount pf steam produced is 1gm min^(-1) then the difference of the temperature between the inner and the outer surface of the bottom is (thermal conductivity of the matrial of the kettle 0.5calcm^(-1)C^(-1) latent heat of the steam is equal to 540calg^(-1)) .
A. 12^(@)C
B. 2^(@)C
C. 12^(@)C
D. 0.012^(@)C

## 1 Answer

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Correct Answer - D
(mL)/(t) =(KA(theta_(1)-theta_(2)))/(d)

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