The relationship between the rate of heat transfer per unit area ( dot{q}_s )=-(k T). Where, k is a scalar value of thermal conductivity and T is the gradient of temperature. Which of these following is wrong according to the above equation?

Question

The relationship between the rate of heat transfer per unit area  ( dot{q}_s )=-(k T). Where, k is a scalar value of thermal conductivity and  T is the gradient of temperature. Which of these following is wrong according to the above equation?

TuteeHUB · Accepted Answer

The rate of heat transfer depends upon the temperature gradient

TuteeHUB · Answer

Heat transfer is different in different directions

TuteeHUB · Answer

The rate of heat transfer depends upon the temperature gradient

TuteeHUB · Answer

Heat transfer is in the opposite direction of increasing temperature

TuteeHUB · Answer

k is the proportionality constant

1.	The relationship between the rate of heat transfer per unit area ( dot{q}_s )=-(k T). Where, k is a scalar value of thermal conductivity and T is the gradient of temperature. Which of these following is wrong according to the above equation?
A.	Heat transfer is different in different directions
B.	The rate of heat transfer depends upon the temperature gradient
C.	Heat transfer is in the opposite direction of increasing temperature
D.	k is the proportionality constant
Answer» B. The rate of heat transfer depends upon the temperature gradient

The relationship between the rate of heat transfer per unit area ( dot{q}_s )=-(k T). Where, k is a scalar value of thermal conductivity and T is the gradient of temperature. Which of these following is wrong according to the above equation?

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