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Higher Study | Heat Transfer | Conduction

Heat conduction in gases is due to
Heat flows from one body to other when they have
Which of the following is a case of steady state heat transfer?
Heat pipe is widely used now a days because
For a given heat flow and for the same thickness, the temperature drop across the material will be maximum for
When heat is transferred by molecular cooling, it is referred to as heat transfer by
In the figure given below, curve A will be applicable when thermal conductivity of the material.
The variation of temperature inside a wall is shown by three different curves. In which case thermal conductivity least varies with temperature
What is the state, in which none of the properties of the system change with time, known as?
Which of the following material has highest thermal conductivity at room temperature
Which of the following would not increase the rate of heat transferred from a heater pipe?
Thermal conductivity is the maximum for which substance:
Which of the following has the maximum value of thermal conductivity?
Consider the following statements about thermal conductivity: 1) Thermal conductivity decreases with increasing molecular weight 2) Thermal conductivity of non-metallic liquids generally decreases with increasing temperature 3) Thermal conductivity of gases and liquids is generally smaller than that of solids Which of the above statements are correct?
In which of the following mechanisms, is heat conducted in liquid and gas
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