Principles of Engineering L3

What is the most appropriate method to clearly show relative data sizes?

• Pie chart.

• Gantt chart.

• Bar graph.

• Line graph.

Which is the most appropriate type of engineering drawing for representing a three dimensional component?

• A rough sketch.

• An isometric projection.

• An orthographic projection.

• A production pattern.

Which heat treatment process produces steel in its most malleable condition?

• Annealing.

• Hardening.

• Normalising.

• Tempering.

What process enhances the corrosion resistance of aluminium by thickening its oxide layer?

• Phosphating.

• Tin plating.

• Galvanising.

• Anodising.

What type of loading stress results in fatigue failure?

• Tensile.

• Bend.

• Cyclic.

• Compressive.

What type of indenter is used in a Brinell hardness test?

• Hardened diamond pyramid.

• Hardened steel ball.

• Hardened diamond cone.

• Hardened 1.6 mm diameter steel ball.

Which testing method is used to determine the ductility of a material?

• Tensile.

• Indentation.

• Toughness.

• Fatigue.

What is the ISO unit for energy?

• Candela.

• Newton.

• Watt.

• Joule.

Copper has a coefficient of linear expansion value of 17 x 10-6 K -1 . If a 3 metre length of copper bar has its temperature raised by 30 K, how many millimetres will it expand?

• 1.53

• 0.51

• 0.153

• 0.051

A quality product is best described as

• expensive

• fit for purpose

• a well known brand

• having a three year warranty