The rate of loss of heat from a body cooling under conditions of forced convection is proportional to its (A) heat capacity (B) surface area (C) absolute temperature (D) excess of temperature over that of surrounding: state if

A, B, C are correct

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Only A and C are correct

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Only B and D are correct

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Only D is correct

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Solution

The correct option is C Only B and D are correct
In forced convection rate loss of heat is given by $\frac{Q}{t} \propto A (T - T_{0})$

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The rate of loss of heat from a body cooling under conditions of forced convection is proportional to its (A) heat capacity (B) surface area (C) absolute temperature (D) excess of temperature over that of surrounding: state if

The correct option is C Only B and D are correctIn forced convection rate loss of heat is given by Qt∝A(T−T0)

The correct option is C Only B and D are correct
In forced convection rate loss of heat is given by $\frac{Q}{t} \propto A (T - T_{0})$