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Pumping Systems, Operations. Test 1

Online Maritime Tests > Tests > Pumping Systems, Operations. Test 1

Pumping Systems, Operations. Test 1

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What part number is the pump shaft ?

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Number 4.
Number 1.
Number 5.
Number 2.

What is the name and function of the gate valve 'BV' ?

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Bunker valve, separates bunker manifold from deeptank.
Main bunker valve, separates bunker manifold from Engine Room.
Main bunker valve, separates double bottom tanks.
Bunker valve, separates suction and discharge manifold.

In the pump illustrated what separates the suction and discharge pressures?

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The pump body seal.
The mechanical seal.
The mouth ring.
The pump body cover seal.

Where would you always find Screw Down Non-Return valves fitted?

As ballast tank valves.
As fire main isolating valves.
As fuel tank valves.
As bilge suction valves.

Why is an isolating valve fitted on the fire main from the engine room?

To maintain pressure on the fire main with the pump not running.
To isolate the engine room and enable the emergency fire pump to supply the deck.
To isolate the pump for repairs.
In case there is a fire restricted to the engine room.

What kind of heat exchanger is drawn here ?

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A plate battery heat exchanger.
A finned bank block heat exchanger.
A single flow pipe tube heat exchanger.
A double flow or loop flow tube heat exchanger.

What is part number 3?

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The purifier.
The suction filter.
The primary pump
The clarifier.

From the following pump capacities, which would be most suitable for the domestic fresh water system?

0.5 m3/hour x 40 metres.
5 m3/hour x 50 metres.
20 m3/hour x 25 metres.
40 m3/hour x 55 metres.

How does a 'quick closing' valve operate?

A retaining collar is released allowing the valve to close.
The valve can only be opened and closed hydraulically.
The valve bridge is collapsed remotely allowing the valve to close.
An independent mechanism closes the valve.

Reciprocating pumps are most suited to pumping which medium?

Liquids mixed with solids.
Liquids having high air content.
Pumping liquids against a high head pressure.
Transferring liquids at very high flow rates.

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Pumping Systems, Operations. Test 1

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