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Low Temperature Insulation

CBT 18 questions

First 5 of 18 questions — with answers

The correct answer is marked. Unlock the rest to study the whole test, online or offline.

  1. Question 1

    How often are inspections of void spaces normally carried out?
    • Once a year.
    • Every 6 months.
    • Once every 5 years.
    • Whenever the need arises.

  2. Question 2

    If closed moulds are used for in-situ insulation, the filling volume is not to exceed:
    • 200 l pr. filling.
    • 120 l pr. filling.
    • 300 l pr. filling.
    • 60 l pr. filling.

  3. Question 3

    Is it necessary to refill cavities that are filled with perlit?
    • Yes, within one year after the vessel has been taken into service, and then at regular intervals.
    • No, it is not necessary to refill.
    • Only if a tank has been damaged.
    • Only if the perlit has been soaked with water.

  4. Question 4

    The cellular plastics insulation contracts approximately:
    • 2,5 times more than aluminium and 5 times more than Nickel Steel at -163 °C.
    • 0,25 times more than aluminium and 2 times more than Nickel Steel at -163 °C.
    • 0,5 times more than aluminium and 2 times more than Nickel Steel at -163 °C.
    • Equal to aluminium and Nickel Steel at -163 °C.

  5. Question 5

    What are some of the indicators of thermal loss?
    • Ice or humidity on the surface of the insulation.
    • Bumps or irregular surface on the insulation.
    • Discoloration of the vapour barrier.
    • I don't know.

Preview — 5 of 18 questions

You are seeing the first 5 questions with answers. Unlock the remaining 13 to study the whole test — online or offline.

About this CBT test

Low Temperature Insulation is a CBT test with 18 questions and verified answers. Common topics include: tank, insulation, cargo, pipes, void, spaces, important, atmospheric.

You can practise the free questions online — one at a time, with the correct answer — or unlock the whole test and download it to study offline, without internet.

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