MCQOPTIONS
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MCQOPTIONS
| 1. |
The physical signification of thermal diffusivity is |
| A. | The ability of a substance to conduct heat relative to its ability to store thermal energy |
| B. | The ability of a substance to store thermal energy |
| C. | The ratio of the rate of diffusion of momentum through substance to the diffusion of heat in that substance |
| D. | The ability of a substance to conduct heat |
| Answer» B. The ability of a substance to store thermal energy | |