Problem: What is the name given to copper bars arranged in a cylinder, insulated from each other which rotates to connect each section of the armature in turn (in a motor) or to the external current (in a dynamo)?
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A: commutator

Q: Boris Johnson was once the editor of which weekly political magazine?
A: spectator

Problem: What historical overland route connected China to the Mediterranean?
Answer: silk road

Q: Before the 20th century, what nationality was the last non-Italian Pope?
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A: dutch

Q: Michael Barratt was the presenter of which BBC current affairs programme in the 1970s?
What is the answer?

A: nationwide

Q: What kind of bridge is the Golden Gate Bridge ?
What is the answer?

A:
suspension