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Mechanical Theory > Mechanical Theory > Flashcards

Mechanical Theory Flashcards

1
Q

Are used as a reservoir to top up a tank or system

A

Header Tanks

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2
Q

Are used as a reservoir of clean, water free supply of fuel

A

Service Tanks

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3
Q

Are used to collect oil returning from a system and act as a reservoir

A

Drain Tanks

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4
Q

Indicates how much liquid remains in a tank with a dial

A

Contents Gauge

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5
Q

Shows a visual indication of tank

A

Gauge Glass

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6
Q

Measures the Depth of liquid in a tank

A

Sounding Tube, Dip tape and sounding tape

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7
Q

What is a Strainer used for?

A

Strainers are used to filter out and remove metal and large particles

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8
Q

What Pipework is Used For High Pressure Salt Water Systems (HPSW)

A

Phosphor Bronze

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9
Q

Copper Pipework is used for?

A

Domestic water/ Fresh water

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10
Q

What Pipework is used for Castings, Taps and Valves?

A

Brass

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11
Q

Plastic Pipework is used for?

A

Sewage, Prewet, Waste water

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12
Q

What Pipework is used for Engine Lube Oil?

A

Copper Nickel

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13
Q

What is a gasket?

A

Gaskets sit between 2 metals to make it 100% flat provides a seal

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14
Q

Name 3 types of Seals

A

Mechanical Seal
Keelering Couplings
Gland Packing

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15
Q

Name the 6 materials gaskets can be made out of?

A 
Non Asbestos Fiber  (NAF)
Paper
Rubber 
Leather 
Copper 
Cork
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16
Q

Define Valves?

A

Valves Control the flow of a liquid or gas

17
Q

Name All 8 types of Valves?

A 
Globe Valve
Gate Valve 
Flap Valve
Saunders Valve 
Ball Seated Cock
Relief Valve 
Reducing Valve 
Non Return Valve
18
Q

Name All types of Valves?

A 
Globe Valve
Gate Valve 
Flap Valve
Saunders Valve 
Ball Seated Cock
Relief Valve 
Reducing Valve 
Non Return Valve
19
Q

State Bermoullis Principle?

A

As the speed of a moving fluid increases, pressure within fluid decreases

20
Q

What does a motor do?

A

Motors convert electrical energy into mechanical motion

21
Q

Name all 5 System indicators

A 
Pressure and Vacuum gauges
Tachometers 
Thermometers 
Flow meters
Voltage meters
22
Q

What is the Purpose of Filters?

A

Filters remove smaller particles usually made of absorbent materials

23
Q

Name 2 filters

A

Metallic filters

Absorbent filters

24
Q

What is the function of an accumulator

A

Store pressure in form of compressed gas acting like a pulsation damper

Mechanical Theory (2 decks)

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