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Use of Nitrigen (Chemical Tanker)

CBT 93 questions

First 5 of 93 questions — with answers

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  1. Question 1

    Allowing for regional variations regular nitrogen cylinders are commonly:
    • 70-75 litres capacity at 125-130 bar pressure.
    • 200 litres at 50 bar pressure.
    • 100 litres capacity at 175-200 bar pressure.
    • 40-50 litres capacity at 180-200 bar pressure.

  2. Question 2

    A supply through a 100 mm (4") line, delivered at 5,2 bar (75 psi), can introduce which of the following volumes of nitrogen?
    • 27 cubic meters/min.
    • 47 cubic meters/min.
    • 343 cubic meters/min.
    • 87 cubic meters/min.

  3. Question 3

    A tank structure may fail at as little as which of the following over-pressures?
    • 0,1 bar.
    • 0,5 bar.
    • 2 bar.
    • 3 bar.

  4. Question 4

    Any operation involving nitrogen must be governed by an appreciation of:
    • Tank capacity measured against nitrogen supply rate.
    • Liquid flow in versus liquid flow out.
    • Rate of nitrogen supply measured against cargo pump capacity.
    • Rate of nitrogen flow in versus capacity of venting system out.

  5. Question 5

    Approximately how long will it take to deliver 5 000 cubic meters of nitrogen gas through a 100 mm (4") pipeline at 5,2 bar (75 psi)?
    • 30 minutes.
    • 45 minutes.
    • 15 minutes.
    • 60 minutes.

Preview — 5 of 93 questions

You are seeing the first 5 questions with answers. Unlock the remaining 88 to study the whole test — online or offline.

About this CBT test

Use of Nitrigen (Chemical Tanker) is a CBT test with 93 questions and verified answers. Common topics include: click boxes, cargo tanks, rail cars, chemical tankers, nitrogen cylinders, through pipeline, vegetable oils, tank.

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