Which of the following pump is successfully used for lifting water to the turbines?

Question: Which of the following would lead to a reduction in thermal resistance?
[A].

In conduction, reduction in the thickness of the material and an increase in thermal conductivity.

[B].

In convection, stirring of the fluid and cleaning the heating surface.

[C].

In radiation, increasing the temperature and reducing the emissivity.

[D].

all of the above

Answer: Option D

Explanation:

No answer description available for this question.