Home
Tests
Answers
Directory
- STCW Training
- Crewing Directory
Marine News
- Yachts news
Software
- Marlins English Test Trainer
- Maritime Ships Database
Resources
- Working Offshore
About

Live chat

Home
Tests
Answers
Directory
- STCW Training
- Crewing Directory
Marine News
- Yachts news
Software
- Marlins English Test Trainer
- Maritime Ships Database
Resources
- Working Offshore
About

Oil Tankers. Test 13

Online Maritime Tests > Tests > Oil Tankers. Test 13

Oil Tankers. Test 13

Go Back
Share this

/

If a vessel is fitted with

Question Image

That the cargo is free flowing in all tanks at all times.
A vessel without ordinary bottom lines where the cargo flows from tank to tank through bulkhead valves.
The vessel is not equipped with own discharging equipment.
That the vessel is only able to load on gravity.

To supervise the pressure conditions in the cargo tanks, a special device is fitted for this purpose. What is it called?

Question Image

Negative/positive pressure valve.
Supervising valve.
Pressure/vacuum valve.
Tank atmosphere control valve.

What is the purpose with a expansion coupling?

Question Image

To connect two pipes together.
To avoid the pipe expansion problems.
Make the pipes capable to move back and forth inside the coupling.
Used in case a pipe is too short.

What is the required diameter of the crude oil washing lines, according to the ship

Question Image

To maintain the flow.
To maintain the pressure.
To maintain the required pressure and flow to the machine in use.
No special requirement to the line dimension.

One of the following is NOT an alarm on an inert gas plant, which one?

Question Image

Deck seal low water alarm
Scrubber high water level alarm
Low oxygen alarm
Low pressure alarm

Which of these pumps is NOT a positive displacement pump?

Reciprocating.
Rotary.
Gear.
Centrifugal.

According to the regulations in force, one of the following stripping devices is a demand on an oil tanker. Which one?

Question Image

Not any particular.
Ejector.
Vacuum strip.
Stripping pump.

Is slop tanks included in the total cargo capacity?

Question Image

Only on clean ballast tankers.
No, it is not.
Only on segregated ballast tankers.
Yes it is.

The most common valves used on an oil tanker are:

Question Image

Butterfly valves and stripping valves.
Globe valves, suction valves and draining valves.
Ball valves and discharging valves.
Gate valves, globe valves and butterfly valves.

What is the purpose of the deck water seal?

Question Image

To supervise the inert gas pressure.
To wash the inert gas a second time.
To adjust the inert gas flow.
To prevent combustion gases to flow back and enter the burner.

Check Answers

Review Answers

Sorry, no results found.

Please repeat the quiz and try different answer combinations.

Bad

Success is no accident. It is hard work, perseverance, learning, studying, sacrifice and most of all, love of what you are doing or learning to do.

Share your results

Share your results

Retake Quiz

Average

Believe in yourself, take on your challenges, dig deep within yourself to conquer fears. Never let anyone bring you down. You got to keep going.

Share your results

Share your results

Retake Quiz

Good

The biggest challenge after success is shutting up about it.

Share your results

Share your results

Retake Quiz

Very Good

Success is not final, failure is not fatal: it is the courage to continue that counts.

Share your results

Share your results

Retake Quiz

Excellent

Through hard work, perseverance and a faith in God, you can live your dreams.

Share your results

Share your results

Retake Quiz

© 2019 Ships EducationTrademarks and brands are the property of their respective owners.

Search

Request car price

Oil Tankers. Test 13

Name

Email

Phone