Engineering and Energy Resources Quiz

Which of the following is a renewable energy source?

• Coal

• Solar

• Natural Gas

• Nuclear

What is the primary function of a lathe machine?

• Welding

• Drilling

• Turning

• Casting

Which of the following materials is most commonly used for making cutting tools in a lathe machine?

• Aluminium

• Copper

• High-speed steel

• Plastic

Which of the following is a method to improve energy efficiency in engineering?

• Increasing friction

• Using outdated machinery

• Implementing energy audits

• Reducing insulation

Which material is best suited for high-temperature applications in engineering?

• Wood

• Plastic

• Stainless steel

• Rubber

What is the main advantage of using wind energy?

• It is non-renewable

• It produces greenhouse gases

• It is abundant and clean

• It is expensive to maintain

In lathe operations, what does the term "facing" refer to?

• Drilling a hole

• Smoothing the surface

• Cutting the end of a workpiece

• Threading

Which of the following is a benefit of using solar panels?

• High maintenance cost

• Limited availability

• Reduces electricity bills

• Emits carbon dioxide

What is the purpose of using a coolant in lathe operations?

• To increase friction

• To cool and lubricate the cutting tool

• To heat the workpiece

• To add weight to the machine

Which of the following is a non-renewable energy source?

• Wind

• Geothermal

• Oil

• Hydroelectric