Viscosity of water is about _____________ times that of air at room temperature?
Correct answer: B. 55
- A. 15
- B. 55
- C. 155
- D. 1050
Explanation
At room temperature, water has a viscosity of about 1 cP, while air has about 0.018 cP. Their ratio is therefore approximately 1/0.018, or 55.
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