Punj Lloyd – Test Pattern

Technical Questions !!

  1. A triangular open channel has a vertex angle of 90° and carries flow at a critical depth of 0.30m.The discharge in the channel is(Civil Engg.)
    • 0.08 m3 /s
    • 0.11 m3 /s
    • 0.15 m3 /s
    • 0.2 m3 /s
  2. 1 TCU is equivalent to the colour produced by(Civil Engg.)
    • 1 mg/L of choloroplatinate ion
    • 1 mg/L of platinum ion
    • 1 mg/L platinum is form of chloroplatinate ion
    • 1 mg/L of organo-chloroplatinate ion
  3. A watershed got transformed from rural to urban over a period of time. The effect of urbanization on storm run-off hydrograph from the watershed is to (Civil Engg.)
    • decrease the volume of run-off
    • increase the time to peak discharge
    • decrease the time base
    • decrease the peak discharge
  4. Stokes theorem connects (Mechnical)
    • a line integral and a surface integral
    • a surface integral and a volume integral
    • a line integral and a volume integral
    • gradient of a function and its surface integral
  5. If a system is in equilibrium and the position of the system depends upon many independent variables, the principle of virtual work states that the partial derivatives of its total potential energy with respect to eaeh of the independent variable must be (Mechnical Engg.)
    • -1.0
    • Zero
    • 1.0
    • Infinite
  6. An axial residual compressive stress due to a manufacturing process is present on the outer surface of a rotating shaft subjected to bending. Under a given bending-load, the fatigue life of the shaft in the presence of the residual compressive stress is(Mechnical Engg.)
    • decreased
    • increased or decreased, depending on the external bending load
    • neither decreased nor increased
    • Increased