How is heat transferred ?

Answer in one sentence: How does heat get transferred?

Two rods (one semi-circular and other straight) of same material and of same cross-sectional area are joined as shown in the figure. The points A and B are maintained at different temperature. The ratio of the heat transferred through a cross-section of a semi-circular rod to the heat transferred through a cross section of the straight red in a given time is

How heat transfer occurs through radiation in absence of a medium?

How do you find work done, heat transferred and the change in internal energy for an isobaric process?

A mixture of fuel and oxygen is burned in a constant- volume chamber surrounded by a water bath. It was noticed that the temperature of water is increased during the process.Treating the mixture of fuel and oxygen as the system. Has heat been transferred?

Consider a Carnot 's cycle operating between T_1 = 500 K and T_2 = 300 K producing 1 kJ of mechanical work per cycle. Find the heat transferred to the enginer by the reservoirs.

Describe the methods of heat transfer?

Does heat transfer by radiation need a material medium ?

After birth antibodies are transferred from mother to infant through_________