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marpow > Finals (Quizzes) > Flashcards

Finals (Quizzes) Flashcards

1
Q

Which of the following is true regarding the disposal of oily mixture for ship with 400 gross tonnage and above?

A

It can be only dispose when the ship is en route

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2
Q

After passing the oily water separator, where will oily mixture goes?

A

Oil content monitoring equipment

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3
Q

The stage of oily water separator where the oil droplets are joined to increase the size by breaking down the surface tension between oil droplets in the mixture.

A

2nd stage

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4
Q

The oily mixture is processed through an oil-water separator filter meeting the requirements of ____ of this Annex 1.

A

Regulation 14

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5
Q

This is a separate unit whose input comes from the discharge of the first unit.

A

Filter unit

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6
Q

Under what regulation of MARPOL Annex 1 states that any direct discharge of oil or oily water mixture into the sea shall be prohibited.

A

Regulation 4

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7
Q

In which stage of oily water separator does the impurities and particles are separated by the filter and are settled at the bottom for removal?

A

1st stage

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8
Q

After passing the oily water separator, where will the separated oil goes to?

A

Sludge tank

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9
Q

They are used to separate immiscible liquids such as water from fuels and oils with different densities

A

Coalescing filter unit

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10
Q

It is the breakdown of surface tension between oil droplets in an oil/water mixture which causes them to join and increase in size.

A

Coalescence

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11
Q

They are also dual function product which they also remove submicron solids.

A

Coalescing filter unit

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12
Q

It is a device for real time sampling and measuring of the oil content in a moving stream of water.

A

Oil content monitor

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13
Q

In Resolution MEPC. 107(49), what MEPC stands for?

A

Marine Environment Protection Committee

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14
Q

The filter unit is consists of the following except

A

filter elements

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15
Q

Which of the stages of oily water separator requires that the output must be less than 15 pm to fulfill legal discharge?

A

3rd stage

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16
Q

Oily water separator is used to separate oily mixture into water and oil. Water/bilge can be discharge at sea with oil content of ____.

A

15ppm

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17
Q

Which stage of oily water separation uses coalescer inserts to achieve the final de-oiling?

A

2nd stage

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18
Q

It is considered as one of the main causes of oily filtering equipment malfunctions.

A

Cleaning agent

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19
Q

Which stage of oily water separation removes physical impurities present and promotes some fine separation?

A

1st stage

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20
Q

When oil content of oil mixture exceeds 15 part per million, what will happen to it?

A

It will redirected to oily bilge tank

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21
Q

What will happen if the temperature of exhaust gas of the incinerator becomes too high?

A

It will melt the metal parts of incinerator

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22
Q

What will happen if the temperature of exhaust gas of the incinerator becomes too low?

A

It will not be able to burn residues

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23
Q

Which of the following is allowed to be burned in incinerators?

A

Garbage containing traces of heavy metals

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24
Q

Incineration of waste materials using incinerator converts the waste into ___, ___ and ___.

A

ash, flue gas and heat

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25
Q

Under MARPOL annex VI of IMO convention, all foreign seagoing vessel built on or after _____ must install incinerator onboard.

A

January 1, 2000

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26
Q

Incineration along with other high temperature waste treatment system are described as ____.

A

Thermal treatment

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27
Q

Which of the following IMO MARPOL annexes regulate the air pollution produced by ship?

A

Annex VI

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28
Q

The temperature of the flue gases must be monitored and should not be less than ____.

A

850°

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29
Q

Marine incinerator can reduce the volume of garbage in ships by how many percent?

A

90%

30
Q

Incineration reduces the solid mass of the original waste by ____.

A

80-85%

31
Q

Which of the following is not an example of waste-to-energy (WtE) technology?

A

Aerobic digestion

32
Q

It is a machine that is used to burn solid and liquid waste produced on board a ship.

A

Incinerator

33
Q

It is a waste treatment process that involves the combustion of organic substances contained in waste materials.

A

Incineration

34
Q

What is the main disadvantage of early incinerator on ships?

A

It does not separate materials during burning

35
Q

The type of hatch cover in which wheels are fitted which help in the sliding of the panel either athwartship or longitudinally.

A

Rolling type

36
Q

These are designed for safe and effective loading and unloading of cargo on general cargo ships, container cargo ships, bulk carriers and other transport ships.

A

Deck crane

37
Q

Which part of the crane does safe working load is normally written to avoid confusion?

A

Jib

38
Q

Its functions is to keep the ship in position during drift, support and positioning in the process of loading and unloading.

A

Mooring winch

39
Q

The type of hatch covers consists of two flat type topped panels which are operated via hydraulic arms.

A

Folding type

40
Q

It is a device that emits loud noises to signal other vessels of its presence or intentions.

A

Whistle

41
Q

Normally, which of the following pump is being used as cargo pump?

A

Screw pump

42
Q

The main purpose of a ____ is to hold the lifeboat in a davit during storage and boarding, and to launch the lifeboat

A

Lifeboat winch

43
Q

What type of vessel do deck cranes are normally installed?

A

General cargo or Bulk Carriers?

44
Q

Their function is to pump the oil out of the vessel’s tanks into land based tanks at the port of destination.

A

Cargo pump

45
Q

What is being installed in windlass to keep the entire vessel in place and provide resistive force?

A

Anchor head

46
Q

The equipment used to help a person get into (embark) and out (disembark) of a ship or a boat is known as a ____.

A

Gangway

47
Q

Its main objective is to prevent the ingress of water into the cargo hold and protect the goods from being damped and damaged.

A

Hatch cover

48
Q

As per regulation, what is the requirements for the gangway being installed in a ship?

A

It should be at least 20 inches wide, and handrails and mid rails should protect each side.

49
Q

This type of hatch cover can be opened from the its position by using ship’s crane or any other external help.

A

Lifting type

50
Q

Which type of vessel in which the cargo pump are being installed?

A

Tanker vessel

51
Q

These type of facility are used on ships having relatively smaller hatch cover.

A

Sliding type

52
Q

For the vessel equip with deck crane, how may safe working load they can have?

A

2

53
Q

It plays a critical role in the maneuvering of ships and aid them in safely docking at ports and on the high seas.

A

Windlass

54
Q

The windlass must be capable of pulling the anchor from a depth of ____ of the total cable carried.

A

25%

55
Q

u

A
56
Q

The type of hydraulic actuator that apply pressure on both sides of the piston.

A

Double acting

57
Q

They are installed in hydraulic system to convey the liquid from one location to another.

A

Piping

58
Q

They consist of hydraulic cylinder, hydraulic motor, brakes, and hydrostatic transmission.

A

Actuator

59
Q

The type of hydraulic actuator which is sometimes called as displacement cylinder.

A

Single acting

60
Q

It performs and functions multiple tasks by using a fluid that is pressurized.

A

Hydraulic system

61
Q

Which of the following is the benefits of hydraulic actuator over pneumatic actuator?

A

Offer higher power

62
Q

They provides power or energy to run the pump.

A

Electric motor

63
Q

It refers to the transfer of energy from flow and pressure and not from the kinetic energy of the flow.

A

Hydrostatic

64
Q

Which of the following is not an advantage of double acting hydraulic actuator over single acting actuator?

A

Require one hose only

65
Q

This is a common part of the hydraulic machinery which functions to store energy by utilizing pressurized gas.

A

Accumulator

66
Q

Which of the following is not an advantage of single acting hydraulic actuator over double acting actuator?

A

Precise control

67
Q

It is a component of hydraulic system is used to supply fluid to the components present in the hydraulic system.

A

Hydraulic pump

68
Q

It is the part of hydraulic system which holds the excess fluid to accommodate any volume changes which occur due to different reasons.

A

Reservoir

69
Q

Which of the following is not a retraction method of single acting hydraulic actuator?

A

Hydraulic return

70
Q

They are used to direct the flow of fluid to the actuator and generally have a spool present inside a steel housing or cast iron.

A

Control valve

marpow (6 decks)

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