Mechanical Engineering · Q9

Heat And Mass Transfer

Engineering and GATE · Mechanical Engineering · question 9

Q9

Thermal diffusivity is a

A.

Function of temperature

B.

Physical property of a substance

Answer

C.

Dimensionless parameter

D.

All of these

Answer: Option B

Solution

Answer: Option B

Solution:

Thermal diffusivity is a measure of the transient thermal response of a material to a change in temperature

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