Engineering Board Exam Reviewer · Fluid Mechanics · medium
What is the capillary rise of water in a clean glass tube 1 mm in diameter? ( = 0.0728 N/m, contact angle = 0°)
- 14.8 mm
- 29.7 mm
- 59.4 mm
- 3.0 mm
Answer
B. 29.7 mm
Solution
h = 4 /( d) = 4(0.0728)(1)/[9810(0.001)] = 0.0297 m = 29.7 mm.
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