BIGF - Basic Training for Ships subject to the IGF Code Exit Exam Questions - Set 7

Question 1

What is the critical temperature (deg C) of vinyl chloride?

Accepted Answer

B: 158.4

Answer

A: -6592.0

Answer

C: -6214.0

Answer

D: -6524.0

Question 2

What is the critical temperature (deg C) of ethylene oxide?

Accepted Answer

A: 195.7

Answer

B: -6249.0

Answer

C: -5486.0

Answer

D: -5947.0

Question 3

What is the critical temperature (deg C) of propylene oxide?

Accepted Answer

B: 209.1

Answer

A: -6593.0

Answer

C: -8529.0

Answer

D: -6219.0

Question 4

What is the critical temperature (deg C) of ammonia?

Accepted Answer

B: 132.4

Answer

A: -5627.0

Answer

C: -5649.0

Answer

D: -6597.0

Question 5

What is the critical temperature (deg C) of Chlorine?

Accepted Answer

D: 144.0

Answer

A: -9657.0

Answer

B: -2546.0

Answer

C: -5698.0

Question 6

What is the critical pressure (bars, absolute) of Methane?

Accepted Answer

A: 44.7

Answer

B: -2345.0

Answer

C: -6249.0

Answer

D: -5947.0

Question 7

What is the critical pressure (bars, absolute) of Ethane?

Accepted Answer

D: 48.9

Answer

A: -7648.0

Answer

B: -5486.0

Answer

C: -8529.0

Question 8

Which gas is considered as Fuel [in the context of this code] in liquid and compressed form

Accepted Answer

A: All the above

Answer

B: propane

Answer

C: Natural gas

Answer

D: i-Butane

Question 9

In IGF Code, Which is called Fuel containment system

Accepted Answer

D: the arrangement for the storage of fuel including and connections

Answer

A: Any tank

Answer

B: Cargo tank

Answer

C: the transfer of liquid from land based

Question 10

In IGF Code, IEC means

Accepted Answer

C: International Electrochemical Commission

Answer

A: International Electrotechnical Commission

Answer

B: Indian Electrochemical Commission

Answer

D: Indian Electrotechnical Commission

Question 11

In IGF Code, Independent tanks means

Accepted Answer

B: both (a) and (b)

Answer

A: none of the above

Answer

C: are not essential to the hull strength

Answer

D: self-supporting, do not form part of the ship's hull

Question 12

____________is capable of being ignited.

Accepted Answer

B: Flammable

Answer

A: Inflammable

Answer

C: Absolute temperature

Answer

D: Absolute zero

Question 13

_________ is the range of gas concentrations in air between which the mixture is flammable.

Accepted Answer

B: Flammable range

Answer

A: Inflammable range

Answer

C: Pressure range

Answer

D: Temperature range

Question 14

Flammable range is the range of concentrations between

Accepted Answer

D: both (a) and (b)

Answer

A: lower flammable limit

Answer

B: upper flammablle limit

Answer

C: none of the above

Question 15

Flash point is the ________ temperature at which a liquid gives off sufficient vapour to form a flammable mixture with air near the surface of the liquid.

Accepted Answer

B: lowest

Answer

A: zero

Answer

C: highest

Answer

D: medium

Question 16

Gas code are ______________carrying liquefied gases in bulk

Accepted Answer

C: both (a) and (b)

Answer

A: equipment of ships

Answer

B: none of the above

Answer

D: codes of construction

Question 17

Gas codes are published by ____________

Accepted Answer

C: International Maritime Oraganisation

Answer

A: Indian Marine Organisation

Answer

B: International Marine Oraganisation

Answer

D: Indian Maritime Organisation

Question 18

___________ is within ship's cargo area which is designated as likely to contain flammable vapour

Accepted Answer

B: both (a) and (b)

Answer

A: Gas dangerous zone

Answer

C: none of the above

Answer

D: Gas dangerous space

Question 19

What does gas free certificate certified for?

Accepted Answer

D: 21 percent oxygen by volume

Answer

A: 21 percent nitrogen by volume

Answer

B: 21 percent carbon dioxide by volume

Answer

C: 21 percent hydrogen by volume

Question 20

When is gas free certificate issued?

Accepted Answer

C: both (a) and (b)

Answer

A: considered safe for surrounding hot work

Answer

B: tank hs been suitably inerted

Answer

D: none of the above

Question 21

What is Gas freeing?

Accepted Answer

A: All of the above

Answer

B: removal of inert gas from a tank

Answer

C: removal of flammable gas from a tank

Answer

D: removal of toxic gas from a tank

Question 22

What is latent heat of vaporization?

Accepted Answer

D: Quality of heat to change the state of a substance from liquid to vapour without change of temperature

Answer

A: permitting the outward passage of gas

Answer

B: sufficiently free from chemical

Answer

C: sufficiently free from hydrocarbon gases

Question 23

In latent heat of vaporization, Quality of heat to change the state of a substance from ____________ without change of temperature

Accepted Answer

D: liquid to vapour

Answer

A: solid to liquid

Answer

B: solid to vapour

Answer

C: liquid to molecules

Question 24

What is Liquefied gas?

Accepted Answer

B: liquid which has a saturated vapour pressure exceeding 2.8 bar absolute at 37.80C and certain other substances specified in the Gas Codes

Answer

A: sufficiently free from hydrocarbon gases

Answer

C: Quality of heat to change the state of a substance from liquid to vapour without change of temperature

Answer

D: permitting the outward passage of gas

Question 25

In Liquefied gas, a liquid which has a saturated vapour pressure exceeding ______ absolute at 37.80C and certain other substances specified in the Gas Codes.

Accepted Answer

D: 2.8 bar

Answer

A: 18 bar

Answer

B: 308 bar

Answer

C: 48 bar

Question 26

In Liquefied gas, a liquid which has a saturated vapour pressure exceeding 2.8 bar absolute at __________ and certain other substances specified in the Gas Codes.

Accepted Answer

D: 37.80C

Answer

A: none of the above

Answer

B: 0

Answer

C: 100

Question 27

In Liquefied gas, a liquid which has a saturated vapour pressure __________ 2.8 bar absolute at 37.80C and certain other substances specified in the Gas Codes.

Accepted Answer

D: exceeding

Answer

A: none of the above

Answer

B: maintaining

Answer

C: decreasing

Question 28

What is the major constituent of Liquefied Natural Gas?

Accepted Answer

C: methane

Answer

A: Polybutadiene

Answer

B: Styrene

Answer

D: Acrylonitrile

Question 29

What is lower flamable limit?

Accepted Answer

A: The concentration of a hydrocarbon gas in air below which there is insufficient hydrocarbon to support combustion.

Answer

B: The concentration of a carbon gas in air below which there is insufficient hydrocarbon to support combustion.

Answer

C: The concentration of a hydrogen gas in air below which there is insufficient hydrocarbon to support combustion.

Answer

D: The concentration of a nitrocarbon gas in air below which there is insufficient hydrocarbon to support combustion.

Question 30

What is concentration of a hydrocarbon gas in air below which there is insufficient hydrocarbon to support combustion?

Accepted Answer

D: Lower flamable limit

Answer

A: Flash point

Answer

B: Gas freeing

Answer

C: Flammable range

Basic Training for Ships subject to the IGF Code (BIGF) (Set 7)

What is the critical temperature (deg C) of vinyl chloride?

Questions in BIGF Set 7

Question Discussion & Notes

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