Q. The thermal diffusivities for gases are generally (Solved)
1. more than those for liquids
2. less than those for liquids
3. more than those for solids
4. dependent on the viscosity
5. same as for the liquids.
- a. more than those for liquids
1. more than those for liquids
2. less than those for liquids
3. more than those for solids
4. dependent on the viscosity
5. same as for the liquids.