Question 1

What were the first early suspension bridges made of?

Accepted Answer

Trees, ropes, bamboo poles.

Answer

Polystyrene, rubber.

Answer

Steel, iron, glass.

Answer

Plastic, metals

Question 2

What is the name of the first modern suspension bridge?

Accepted Answer

Brooklyn Bridge

Answer

The Great Belt Bridge

Answer

Akashi Kaikyo Bridge

Answer

Tacoma Narrows Bridge

Question 3

Why did John Roebling's daughter-in-law take responsibility for finishing the building of the bridge?

Accepted Answer

Because her husband was sick.

Answer

Because she was an engineer.

Answer

Because her father in law wanted her to finish it.

Answer

Because her husband was building another bridge.

Question 4

What are the two main forces that act upon a suspension bridge?

Accepted Answer

Compression and tension.

Answer

Abutments and anchorages.

Answer

Resonance and torsion.

Answer

Cables and suspenders.

Question 5

What causes compression?

Accepted Answer

Gravity.

Answer

Vibration.

Answer

Torsion.

Answer

Tension.

Question 6

Why is it dangerous to speed on a suspension bridge during a strong wind?

Accepted Answer

Because of the resonance and torsion caused by this.

Answer

Because of heavy loads.

Answer

Because of long spans.

Answer

Because of weak materials.

Question 7

On what kind of site would you recommend the construction of a suspension bridge?

Accepted Answer

Somewhere with wide rivers and channels.

Answer

Somewhere with narrow rivers and channels.

Question 8

Which is shorter, the span length or the total span length?

Accepted Answer

Total span length.

Answer

Span length.

Question 9

What is the span length of the world's longest suspension bridge?

Accepted Answer

1,991m

Answer

1,624,

Answer

3,911m

Answer

1,385m

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