General plus Elec System

Which aircraft is this?

The name of the rings taking the current from the AC generator coil to the load circuit are called...

• Dynamos

• Commutators

• Alternators

• Commuters

If the coil inside a generator is driven more quickly, the voltage and current ...

• ... get larger

• ... stay the same

• ... get smaller

• ... get smaller, then larger, then smaller, then larger ...etc..

The advantage of generating 3-phase ac power is...

• ... it's cheaper.

• ... it can be converted more easily.

• ... you get more power for the same size of generator.

• ... it produces a faster frequency.

Who owns Heathrow Airport?

• The British government?

• The Queen

• A consortium headed by a Spanish railway company

• British Airways