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Civil Engineering Mcqs

A reduction of nitrogen nutrient in plants_______________?

  • (A)  Affects leaf colour
  • (B)  Reduces pigment concentration
  • (C)  Increase the visible reflectivity
  • (D)  All of these
Submitted By :Ali Uppal


Which one of the following statements is correct regarding the GPS satellites ?

  • (A)  The nominal altitude is about 20,200 km
  • (B)  The inclination of axis satellite is 55°
  • (C)  The satellite transmits two L band signals (L1 with 1575.42 MHz and L2 with 1276.6 MHz)
  • (D)  All of these
Submitted By :Ali Uppal


The optical property of a water body depends on ?

  • (A)  Absorption by the dissolved material
  • (B)  Absorption by the suspended particulate matter
  • (C)  Scattering by the suspended particulate matter
  • (D)  All of these
Submitted By :Ali Uppal


Which one of the following factors does not affect the scale of the air photographs ?

  • (A)  Focal length
  • (B)  Flying height
  • (C)  Ground elevation
  • (D)  None of these
Submitted By :Ali Uppal


In case of reflection and refraction of electromagnetic radiation ?

  • (A)  Angle of incidence = angle of refraction
  • (B)  Angle of incidence = angle of reflection
  • (C)  Angle of refraction = sum of the angles of incidence and refraction
  • (D)  All the above
Submitted By :Ali Uppal


sensor IFOV is proportional to_________________?

  • (A)  sin2
  • (B)  cos2
  • (C)  sec2
  • (D)  tan2
Submitted By :Ali Uppal


Pick up the correct definition from the following with response to GIS_______________?

  • (A)  Common boundary between two areas of a locality is known as adjacency
  • (B)  The area features which are wholly contained within another area feature, is known so containment
  • (C)  The geometric property which describes the linkage between line features is defined as connectivity
  • (D)  All of these
Submitted By :Ali Uppal


Electromagnetic spectrum contains________________?

  • (A)  Gamma rays (wave length < 10-10 m)
  • (B)  Ultraviolet rays (wave length < 10-6 m)
  • (C)  Infrared rays (wave length < 10 -4 m)
  • (D)  All of these
Submitted By :Ali Uppal


Which one of the following quantities forms the basis of radiometry ?

  • (A)  Radiant energy (Q)
  • (B)  Radiant flux (Φe )
  • (C)  Radiant intensity (I)
  • (D)  All of these
Submitted By :Ali Uppal


Submitted By :Ali Uppal