17. If the surface tension of water
If the surface tension of water is 0.06 Nm-1, then the capillary rise in a tube of diameter 1 mm is (θ=0° )
(a) 1.22 cm
(b) 2.44 cm
(c) 3.12 cm
(d) 3.86 cm
Ans. b
(15)
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(a) – 5 J (b) – 10 J (c) – 15 J (d) – 20 J Answer-a (126)