+1 vote
in Geotechnical Engineering I by (102k points)
With increase in temperature, the capillary rise _______

(a) decreases

(b) increases

(c) has no change

(d) does not depend on temperature

I had been asked this question by my school principal while I was bunking the class.

My doubt stems from Capillary Siphoning in portion Soil Water Effective and Neutral Stresses of Geotechnical Engineering I

1 Answer

+1 vote
by (727k points)
selected by
Best answer
Correct answer is (a) decreases

For explanation I would say: As the surface tension decreases with the temperature increase, the capillary rise which is directly proportional to the surface tension, would decrease with the increase in the temperature.

Related questions

We welcome you to Carrieradda QnA with open heart. Our small community of enthusiastic learners are very helpful and supportive. Here on this platform you can ask questions and receive answers from other members of the community. We also monitor posted questions and answers periodically to maintain the quality and integrity of the platform. Hope you will join our beautiful community