Prestressed Concrete Structures Mock Test 3

10%

Question 1 of 10

1. The modulus of elasticity of cold worked high tensile alloy steel according to British code is?

170

176

177

175

Question 1 of 10

Question 2 of 10

2. The post tensioned members in dry atmospheric conditions, the shrinkage may be increased by ___________

70%

100%

50%

30%

Question 2 of 10

Question 3 of 10

3. The actual load deflection behavior is possible by assuming __________

Bin linear moment curvature

Trilinear moment curvature

Multilinear moment

Bilinear moment curvature

Question 3 of 10

Question 4 of 10

4. The type of deflection of not supporting and non structural elements of flat roofs is?

Edge deflection

Small deflection

Large deflection

Immediate deflection

Question 4 of 10

Question 5 of 10

5. The rate of shrinkage is higher at ___________

End

Middle

Surface

Edges

Question 5 of 10

Question 6 of 10

6. The total loss of prestress due to friction is of ____________

2 types

4 types

8 types

3 types

Question 6 of 10

Question 7 of 10

7. Which of the following is used to reduce shrinkage of concrete?

High strength concrete

Boulders

Low water cement ratio

Admixtures

Question 7 of 10

Question 8 of 10

8. The creep coefficient varies from a minimum value of ___________

2.0

1.5

2.5

1.0

Question 8 of 10

Question 9 of 10

9. The British code specifies a maximum deflection limit of span which the sag in the member usually become noticeable is?

Span/250

Span/200

Span /130

Span/150

Question 9 of 10

Question 10 of 10

10. The final deflection due to all loads including the efforts of temperature, creep and shrinkage should normally exceed span up to __________

Span/800

Span/500

Span/300

Span/250

Question 10 of 10