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WorksheetsAircraft Material & Hardware (SBQ-Unit1)
Total questions: 15
Worksheet time: 15mins
The critical temperature of Steel is:
724 °F
724 °C
1800 °C
1800 °F
The result of annealing process is:
Reduces Hardness & Increases Ductility
Reduce toughness
Increase the percentage of Nitrogen film
Cutting the steel part in uniform shapes
Case Hardening is done only for the:
Low carbon steel that has less than 0.30% carbon
Nickel-Chromium Steel
Medium carbon steel
Low carbon steel that has more than 0.30% carbon
The type of steel that contains a carbon percentage between 0.83-1.50% is:
Low carbon steel
Mild steel
Medium carbon steel
High carbon steel
Steel has 3 basic classifications
False
True
The ability to withstand scratching (abrasion) or indentation by another body, is a definition of:
Hardness
Eutectic Point
Ductility
Creep
Spongy or Spring are good example for one of the mechanical properties:
Palsticity
Elasticity
Malleability
Hardness
Aluminum has a:
Red color
Tin white color
Purple color
Black color
One of the following metals used mainly in Bearing materials:
Antimony
Aluminum
Copper
Lead
The type of spark that produced during Sparking test for a piece of Aluminum is:
Long Spark
Short Spark
No Spark
Fire hazard will occur
Casting Aluminum alloys are used where no further working operations are required.
True
False
One example on Non-metals is:
Graphite
Fiberglass
Steel
Stainless Steel
Mild steel is another name of:
High Carbon Steel
Medium Carbon Steel
Low Carbon Steel
Stainless Steel
The rapid quenching (cooling) medium is:
Calcium Chloride
Water
Oil
San
Tempering is a type of heat treatment, which is a steel is heated above Critical Temperature.
True
False
