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  • Question

  • Two primary air pollutants are


  • Options
  • A. sulphur oxide and ozone
  • B. nitrogen oxide and peroxyacetylnitrate
  • C. sulphur oxide and hydrocarbon
  • D. ozone and peroxyacetynitrate

  • Correct Answer
  • sulphur oxide and hydrocarbon 

    • GATE Exam Questions problems

    Search Results

    • 1. A pile of 0.50 m diameter and of length 10 m is embedded in a deposit of clay. The un-drained strength parameters of the clay are cohesion = 60 kN/m2 and the angle in internal friction = 0. The skin friction capacity (kN) of the pile for an adhesion factor of 0.6, is

    • Options
    • A. 671
    • B. 565
    • C. 283
    • D. 106
      • Discuss
    • 2. The force in the member DE of the truss shown in the below figure is,

    • Options
    • A. 100.0 kN
    • B. zero
    • C. 35.5 kN
    • D. 25.0 kN
      • Discuss
    • 3. If duty (D) is 1428 hectares/cumec and base period (B) is 120 days for an irrigated crop, then delta (?) in meters is given by

    • Options
    • A. 102.8
    • B. 0.73
    • C. 1.38
    • D. 0.01
      • Discuss
    • 4. Effective length of a rafter member between two nodes at a distance L, perpendicular to the plane of the truss, is : .

    • Options
    • A. 2.00 L
    • B. 0.85
    • C. 1.50
    • D. 1.00 L
      • Discuss
    • 5. The group efficiency of a pile group

    • Options
    • A. will be always less than 100%.
    • B. will be always greater than 100%.
    • C. may be less than 100% or more than 100%.
    • D. will be more than 100% for pile groups in cohensionless soils and less than 100% for those in cohesive soils.
      • Discuss
    • 6. Muskingum method for routing of flood

    • Options
    • A. is used for routing floods through reservoirs
    • B. is a method of routing that uses continuity the momentum equations
    • C. is a hydrologic method of routing floods through streams
    • D. is one in which only energy equation is used
      • Discuss
    • 7. In a section, shear centre is a point through which, if the resultant load passes, the section will not be subjected to any

    • Options
    • A. Bending
    • B. Tension
    • C. Compression
    • D. Torsion
      • Discuss
    • 8. The total active thrust on a vertical wall 3m high retaining a horizontal sand backfill (unit weight ?t = 20 kN/m3, angle of shearing resistance ?' = 30°) when the water table is at the bottom of the wall, will be:

    • Options
    • A. 30 kN/m
    • B. 35 kN/m
    • C. 4 kN/m
    • D. 45 kN/m
      • Discuss
    • 9. A frame ABCD is supported by a roller at A and is on a hinge at C as shown below

      The reaction at the roller end A is given by

    • Options
    • A. P
    • B. 2P
    • C. P/2
    • D. Zero.
      • Discuss
    • 10. A cantilever beam is shown in the below figure. The moment to be applied at free end for zero vertical deflection at that point is

    • Options
    • A. 9 kN.m clock wise
    • B. 9 kN.m anti-clockwise
    • C. 12 kN.m clockwise
    • D. 12 kN.m anti-clockwise
      • Discuss

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