Where did the first two-wheeled bicycle design emerge?

• France

• Germany

• England

• USA

What innovation did the pneumatic tyre introduce?

• Chain-driven rear wheel

• Pressurised air for cushioning

• Steerable front wheel

• Equal-sized wheels

How did bicycles impact society in the 19th century?

• Rise in automobile use

• Liberation of women

• Increased urban pollution

• Decline in public transport

What structural form does a bicycle frame resemble?

• Solid block

• Cantilever beam

• Space frame or truss

• Arch

What is the role of axial tension and compression in bicycle frames?

• To increase weight

• To handle out-of-plane forces

• To improve aerodynamics

• To mimic pin-jointed trusses

Which material has the highest Young's Modulus?

• Steel

• Wood

• Carbon fibre

• Aluminium

What does the Merit Index ($E/\rho$) help determine?

• Frame color

• Elastic strain limits

• Cost of materials

• Corrosion resistance

Which material is known for being lightweight and corrosion-resistant?

• Steel

• Wood

• Aluminium

• Magnesium

What is a key disadvantage of carbon fibre composites?

• High weight

• Brittle under misloads

• Low strength

• Poor stiffness

Which material is noted for its high strength and good fatigue resistance?

• Wood

• Titanium

• Magnesium

• Aluminium