Moderate
The water diffusivity has the units of:__________?
Correct answer: D. cm2/s
- A. cm/s
- B. s/cm
- C. cm2
- D. cm2/s
Explanation
Diffusivity has dimensions of length squared divided by time because it describes how rapidly a concentration or moisture gradient spreads. In centimetre units, this is cm²/s.
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