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  • Question

  • The rectangular block shown in the given figure is subjected to pure shear to intensity 'q'. If BE represents the i principal plane and the principal stresses are ?1, ?2 ; then the values of ?, ?1 and ?2 will be respectively.
    The rectangular block shown in the given figure is subjected to pure shear to intensity 'q'. If BE r


  • Options
  • A. ?°, 90°; + q and - q
  • B. 30°, 120°; + q and - q
  • C. 45°, 135°; + and The rectangular block shown in the given figure is subjected to pure shear to intensity 'q'. If BE r
  • D. 45°, 135°; + q and - q

  • Correct Answer
  • 45°, 135°; + q and - q 

    • UPSC Civil Service Exam Questions problems

    Search Results

    • 1. The ratio of total elongation of a bar of uniform cross-section produced under its own weight to the elongation produced by an external load equal to the weight of the bar is

    • Options
    • A. 2
    • B. 1
    • C. 1/2
    • D. 1/4
      • Discuss
    • 2. Purlins are provided, in industrial buildings, over roof trusses to carry dead loads, live loads and wind loads. As per IS code, what are they assumed to be?

    • Options
    • A. Simply supported
    • B. Cantilever
    • C. Continuous
    • D. Fixed
      • Discuss
    • 3. If the pressure carried by a CBR specimen at 2.5 mm penetration is 3.5 N/mm2, the CBR of the soil is

    • Options
    • A. 10%
    • B. 35%
    • C. 50%
    • D. 70%
      • Discuss
    • 4. Which type of light energy is effectively absorbed by CO2 in the lower boundary of the troposphere?

    • Options
    • A. X - rays
    • B. UV - rays
    • C. Visible light
    • D. Infra-red rays
      • Discuss
    • 5. A short column of external diameter D and internal diameter d, is subjected to a load W, with an eccentricity 'e', causing zero stress at an extreme fibre. Then the value of 'e' must be

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 6. According to ICAO recommendations, what is the rate of elevation correction for the runway above MSL?

    • Options
    • A. 1 % for every 100 m of elevation above MSL
    • B. 7 % for every 300 m of elevation above MSL
    • C. 2 % for every 500 m of elevation above MSL
    • D. 2 % for every 300 m of elevation above MSL
      • Discuss
    • 7. Consider the following statements :
      Sand in mortar is needed for
      1. decreasing the quantity of cement.
      2. reducing shrinkage.
      3. decreasing the surface area of the binding material.
      4. increasing the strength.
      Of these statements :

    • Options
    • A. 2, 3 and 4 are correct
    • B. 1, 2 and 3 are correct
    • C. 1, 3 and 4 are correct
    • D. 1, 2 and 4 are correct
      • Discuss
    • 8. A cold drawn seamless steel tubing subject to internal pressure, has a diameter of 6 cm and wall thickness of 0.2 cm. The ultimate strength of steel is 3600 kg/cm2. The bursting pressure (in kg/cm2) is

    • Options
    • A. 120
    • B. 240
    • C. 480
    • D. 960
      • Discuss
    • 9. Distemper is used to coat

    • Options
    • A. external concrete surfaces
    • B. interior surfaces not exposed to weather
    • C. woodwork
    • D. compound walls
      • Discuss
    • 10. The absolute maximum Bending Moment in a simply supported beam of span 20 m due to moving udl of 4 t/m spanning over 5 m is

    • Options
    • A. 87.5 t-m at the support
    • B. 87.5 t-m near the midpoint
    • C. 3.5 t-m at the midpoint
    • D. 87.5 t-m at the midpoint
      • Discuss

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