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  • Question

  • A singly reinforced concrete beam of 25 cm width and 70 cm effective depth is provided with 18.75 cm2 steel. If the modular ratio (m) is 15, the depth of the neutral axis, is


  • Options
  • A. 20 cm
  • B. 25 cm
  • C. 30 cm
  • D. 35 cm
  • E. 40 cm

  • Correct Answer
  • 30 cm 

    • More questions

    • 1. The digested sludge from septic tanks, is removed after a maximum period of

    • Options
    • A. 3 years
    • B. 3.5 years
    • C. 4 years
    • D. 5 years.
      • Discuss
    • 2. Chlorination of water does not remove

    • Options
    • A. ammonia content
    • B. B.O.D.
    • C. organic matter content
    • D. dissolved oxygen.
      • Discuss
    • 3. If the loss due to friction in pipes is 4 m, the total losses in strainer and bends may be taken as

    • Options
    • A. 0.10 m
    • B. 0.20 m
    • C. 0.5 m
    • D. 1.0 m.
      • Discuss
    • 4. Stoke's law does not hold good if the size of particle is smaller than

    • Options
    • A. 0.0002 mm
    • B. 0.002 mm
    • C. 0.02 mm
    • D. 0.2 mm
      • Discuss
    • 5. Stoneware sewers are available in size

    • Options
    • A. 10 cm
    • B. 15 cm
    • C. 20 cm
    • D. 25 cm
    • E. all the above.
      • Discuss
    • 6. The diameter of main bars in R.C.C. columns, shall not be less than

    • Options
    • A. 6 mm
    • B. 8 mm
    • C. 10 mm
    • D. 12 mm
      • Discuss
    • 7. The inner section of a cavity wall, is generally known as

    • Options
    • A. butress
    • B. leaf wall
    • C. pillaster
    • D. pillar.
      • Discuss
    • 8. The product of CAF (S P) and PWF (S P) is:

    • Options
    • A. 1/2
    • B. 1
    • C. 1/3
    • D. 1/4
      • Discuss
    • 9. For critical flow, the Froude number is :

    • Options
    • A. 1.0
    • B. less than 1.0
    • C. more than 1.0
    • D. 2
      • Discuss
    • 10. A wing rail is renewed or reconditioned if its maximum vertical wear is

    • Options
    • A. 9.5 m
    • B. 7.5 m
    • C. 5.5 m
    • D. 5.0 m
      • Discuss

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