$$1$$ cm thick layer of ice is formed on a lake. Temperature of air is −$$100C$$. Coefficient of heat conduction of ice is $$4$$ × $$10$$−$$4$$ kcal m−$$1s$$−$$1$$, density of ice $$=$$ $$9$$ × $$103$$ $$kg/$$ $$m3$$ and Latent heat of ice $$=$$ $$80$$ k cal $$/$$ kg. Then the rate of conduction of heat through unit area of ice layer is

Question

$$1$$ cm thick layer of ice is formed on a lake. Temperature of air is −$$100C$$. Coefficient of heat conduction of ice is $$4$$  ×  $$10$$−$$4$$  kcal  m−$$1s$$−$$1$$, density of ice $$=$$ $$9$$  ×  $$103$$  $$kg/$$ $$m3$$ and Latent heat of ice $$=$$ $$80$$ k cal $$/$$ kg. Then the rate of conduction of heat through unit area of ice layer is

Infinity Learn · Accepted Answer

$$(1)Rate$$ of heat conduction through unit $$area=$$  k. Δθ$$x=4$$  ×  $$10$$−$$4$$× $$0$$−−$$1010$$−$$2k$$ $$cal/$$ $$m2$$−$$s=0.4$$  $$kcal/m2$$−s

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1 cm thick layer of ice is formed on a lake. Temperature of air is −100C. Coefficient of heat conduction of ice is 4 × 10−4 kcal m−1s−1, density of ice = 9 × 103 kg/ m3 and Latent heat of ice = 80 k cal / kg. Then the rate of conduction of heat through unit area of ice layer is

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