BE Turning Circle & Tanker

_____is the range of flammable vapors and oxygen which supports combustion?

• LEL

• Flammability range

• TLV

• All are correct

What is meant by gas freeing?

• Removing air

• Removing Hydrocarbons

• Removing Inert Gas

• All are wrong.

How much % deviation is allowed for full load draft and trim for conducting the sea trials?

• 1%

• 0.05%

• 5%

• 0.50%

Some of the test shall be carried out at lower speeds which is below ____.

• 8

• 8 knots

• 5 knots

• All are wrong

What is the % of Oxygen inside the cargo tank after inerting?

• <8%

• <5%

• 5

• >8%

Before the execution of the sea trial, the ship must have run in steady course for atleast ___.

• 2 secs

• 2 hours

• 2 knots

• 2 mins

Inert Gas produced at the outlet of the boiler should have oxygen content less than 5%.

• False

• True