64) De-Laval turbines are mostly used
For small purposes and high speeds
Related KPCL AE Mechanical Question Paper - 2018 with Answer Key
A physical property of the material
Thermal diffusivity is defined as the ratio of the thermal conductivity to the heat capacity of a material and it measures the ability of a material to conduct thermal energy relative to its ability to store thermal energy. Thermal diffusivity is a physical property of the material.