Polymers and Quality Control Quiz

What is a polymer?

• A natural resource found in crude oil

• A small molecule formed from different smaller molecules

• A large molecule formed from many identical smaller molecules

• A type of metal used in manufacturing

What is the primary source for most polymers?

• Natural gas

• Recycled materials

• Non-renewable crude oil

• Renewable energy

What is injection moulding?

• A technique for joining metals

• A method of painting surfaces

• A process of cutting materials into shapes

• Molten material forced into a mould

What does a digital micrometer measure?

• Thickness

• Temperature

• Color

• Weight

What is the purpose of quality control?

• To reduce the cost of materials

• To ensure a product meets specified customer requirements

• To design new products

• To increase production speed

What is a 'go-no-go gauge' used for?

• Checking tolerance

• Measuring temperature

• Weighing materials

• Painting surfaces

What does 'one thou' refer to in engineering?

• 1/10th of a centimeter

• 1/1,000th of an inch

• 1/100th of a millimeter

• 1/1,000th of a meter

What is the tolerance range for a 0.5 m length of acrylic tube cut +/- 5%?

• 50 mm

• 25 mm

• 75 mm

• 10 mm

What is the function of on-screen simulation in manufacturing?

• To reduce the need for trial runs and eliminate errors

• To enhance the color of products

• To increase the speed of production

• To measure the weight of materials

What is the accuracy of digital vernier calipers?

• 1/10th of a millimeter

• 1/100th of a millimeter

• 1/1,000th of a millimeter

• 1/10th of a centimeter