Well Curb & Steining MCQs : This section focuses on the "Well Curb & Steining". These Multiple Choice Questions (MCQs) should be practiced to improve the Well Curb & Steining skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.
Question 1
A sharp vertical edge for the well is provided at _________
A. Inner Face of the well
B. Out of the well
C. Outside face of the caisson
D. All of the mentioned
Question 2
An effective well curb should withstand ___________
A. Maximum stress
B. Stress due to sand blows
C. Its own weight
D. Blasting
Question 3
At a given depth, the skin friction of the well is equal to __________
A. Diameter of well
B. μ times the lateral earth pressure
C. Stress condition
D. All of the mentioned
Question 4
For loose sand, the value of skin friction is between ________
A. 0.73-2.93
B. 4.9-19.5
C. 1.22-3.42
D. 3.42-6.84
Question 5
Frictional resistance developed during the sinking the well depends on __________
A. Roughness of the surface of contact
B. Diameter of the well
C. Type of soil
D. Lateral earth pressure
Question 6
The bottom plug is designed in _________ shape.
A. Rectangular
B. Mushroom
C. Bowl-shaped
D. Circular
Question 7
The cutting edge should be provided with an angle of __________
A. 45°
B. 60°
C. 90°
D. 30°
Question 8
The skin friction developed in San Francisco Oakland Bay Bridge, was reduced by, which of the following methods?
A. By introducing special equipment
B. By coating smooth oil surface
C. By decreasing the stress developed
D. All of the mentioned
Question 9
The well curb is designed for which of the following purpose?
A. For avoiding skin friction
B. Supporting the weight of well
C. For designing the well
D. All of the mentioned
Question 10
Which of the following can be assumed for design purpose of well curb?
A. Three point support of cutting edge
B. Boulders
C. Skin friction
D. Steining