Power supply system (RIT)

The diagram on the left shows the symbol of a

• DC cell

• DC battery

• solar cell

• LED

Identify the machine shown on the left.

• generator

• turbine

• heat exchanger

• boiler

Identify the symbol on the left.

• AC source

• AC booster

• AC adaptor

• AC motor

Which of the following is NOT true for AC supply?

• The current flows in both direction

• The current is changing all the time

• The voltage is changing all the time

• The frequency is changing all the time

Which of the following is NOT a power station in Singapore?

• Tuas

• Senoko

• Pulau Seraya

• Ayer Rajah

Identify the power station shown

• Thermal

• Nuclear

• Hydroelectric

• solar

In Singapore the fuel used in the thermal power station is

• oil/gas

• nuclear

• biowaste

• hydrogen

The equipment that drives the generator in the power station is the

• turbine

• furnace

• condenser

• chimney

Cooling of the steam in the power station is achieved using

• sea water

• cooling fan

• oil

• coolant

Identify the machine on the left

• turbine

• motor

• cooling fan

• circular blade