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  • Question

  • 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),


  • Options
  • A. 5 m
  • B. 50 m
  • C. 100 m
  • D. 25 M

  • Correct Answer
  • 5 m 

    • More questions

    • 1. The normal road land width for a National or State highway, in open areas should be

    • Options
    • A. 45 m
    • B. 30 m
    • C. 24 m
    • D. 20 m
      • Discuss
    • 2. When equal and opposite forces applied to a body, tend to elongate it, the stress so produced, is called

    • Options
    • A. shear stress
    • B. compressive stress
    • C. tensile stress
    • D. transverse stress.
      • Discuss
    • 3. For a rectangular section, the ratio of the maximum and average shear stresses, is

    • Options
    • A. 1.5
    • B. 2.0
    • C. 2.5
    • D. 3.0
    • E. 4.0
      • Discuss
    • 4. An under-reinforced section means

    • Options
    • A. Steel is provided at the under side only
    • B. Steel provided is insufficient
    • C. Steel provided on one face only
    • D. Steel will yield first.
      • Discuss
    • 5. The ratio of the weight of water to the weight of solids in a given mass of soil, is known

    • Options
    • A. porosity
    • B. specific gravity
    • C. void ratio
    • D. water content.
      • Discuss
    • 6. Total pressure on the vertical face of a retaining wall of height h per unit run exerted by the retained earth weighing w per unit volume, is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 7. Area of steel required per metre width of pavement for a length of 20 m for design wheel load 6300 kg and permissible stress in steel 1400 kg/cm2, is

    • Options
    • A. 70 kg/sq cm
    • B. 80 kg/sq cm
    • C. 90 kg/sq cm
    • D. 100 kg/sq cm
      • Discuss
    • 8. In a perfect prismatic compass

    • Options
    • A. magnetic axis and geometric axis of the needle coincide
    • B. ends of the needle and pivot are in same vertical and horizontal planes
    • C. pivot is vertically over the centre of the graduated circle
    • D. needle is always kept sensitive
    • E. all the above.
      • Discuss
    • 9. In a fillet weld placed on the sides of the base, the metal experiences

    • Options
    • A. shear
    • B. tension
    • C. compression
    • D. bending
    • E. all the above.
      • Discuss
    • 10. The member which does not carry zero force in the structure shown in below figure, is

    • Options
    • A. ED
    • B. DC
    • C. BC
    • D. BD.
      • Discuss

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