Capillary Siphoning MCQs – Soil Mechanics

By: Prof. Fazal Rehman Shamil

Questions and Answers of Capillary Siphoning of Soil Mechanics in Civil Engineering.

Maximum capillary rise at 20°C is given by how much cm?
(A). 0.1234/d
(B). 0.2975/d
(C). 0.3857/d
(D). 0.3084/d
(E). None of these
Multiple Choice Question Answer: b


If the diameter of the capillary tube is 1 cm, the maximum capillary rise at 20°C
is_____
(A). 0.1234 cm
(B). 0.2975 cm
(C). 0.3857 cm
(D). 0.3084 cm
(E). None of these
Multiple Choice Question Answer: b


If top of the core is situated at height y will be what that is above H.F.L, the capillary siphoning will take place?
(A). is greater than capillary rise hc
(B). is lesser than capillary rise hc
(C). is equal to capillary rise hc
(D). zero
(E). None of these
Multiple Choice Question Answer: b


If the diameter of the capillary tube is 1 cm the maximum capillary rise at 4°C is_______
(A). 0.1234 cm
(B). 0.2975 cm
(C). 0.3857 cm
(D). 0.3084 cm
(E). None of these
Multiple Choice Question Answer: d


What is provided to the outer shells of the dam for checking the seepage of water through the body of the dam?
(A). pervious
(B). semi-pervious
(C). impervious
(D). hollow
(E). None of these
Multiple Choice Question Answer: a


What will be the capillary rise with the increase in temperature?
(A). decreases
(B). increases
(C). has no change
(D). does not depend on the temperature
(E). None of these
Multiple Choice Question Answer: a


What is provided by the core for checking the seepage of water through the body of the dam?
(A). pervious
(B). semi-pervious
(C). impervious
(D). hollow
(E). None of these
Multiple Choice Question Answer: c


The water can be raised by capillary forces in the capillary tube against the gravity force.
(A). True
(B). False

(C). Partially True
Multiple Choice Question Answer: a