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Civil Engineering :: GATE Exam Questions

  1. The stress-strain diagram for two materials A and B is shown below.

    The following statements are made based on this diagram :

    1. Mateiral A is more brittle than material B.
    2. The ultimate strength of material B is more than that of A.

    With reference to the above statements, which of the following applies ?

  2. A.
    Both the statements are false.
    B.
    Both the statements are true.
    C.
    I is true but II is false.
    D.
    I is false but II is true.

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  3. Base course is used in rigid pavements for

  4. A.
    prevention of subgrade settlement
    B.
    prevention of slab cracking
    C.
    prevention of pumping
    D.
    prevention of thermal expansion

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  5. A reinforced concrete structure has to be constructed along a sea coast. The minimum grade of concrete to be used as per IS : 456-2000

  6. A.
    M 15
    B.
    M 20
    C.
    M 25
    D.
    M 30

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  7. The relationship between the length (l) and radius (r) of an ideal transition curve is given by

  8. A.
    lr
    B.
    lr2
    C.
    l ∝ 1/r
    D.
    l ∝ 1/r2

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  9. The width of expansion joint gap is 2.5 cm in a cement concrete pavement. The spacing between expansion joints for a maximum rise in temperature of 25°C is, (assuming coefficient of thermal expansion of concrete as 10 x 10-6 per degree C),

  10. A.
    5 m
    B.
    50 m
    C.
    100 m
    D.
    25 M

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  11. Coulomb's theory of earth pressure is based on :

  12. A.
    the theory of elasticity
    B.
    the theory of plasticity
    C.
    empirical rules
    D.
    wedge theory

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  13. For a fixed beam with span L, having plastic moment capacity of Mp, the ultimate central concentrated load will be

  14. A.
    4 Mp/L
    B.
    Mp/8L
    C.
    6 Mp/L
    D.
    8 Mp/L

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  15. The group index of a soil subgrade is 7. The subgrade soil is rated as

  16. A.
    poor
    B.
    very poor
    C.
    good
    D.
    fair

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  17. Pipingin soil occurs when

  18. A.
    the soil is highly porous
    B.
    sudden change in permeability occurs
    C.
    effective pressure becomes zero
    D.
    the soil is highly stratified

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  19. In which one of the following arrangements would the vertical force on the cylinder due to water be the maximum ?

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