F3A Group Quiz

Which of the following are non-renewable energy sources?

• Natural gas

• Nuclear energy

• Biomass energy

• Hydroelectric energy

What is the type of electrical device?

• Alternating current motor

• Transformer

• Generator

• Direct current motor

Draw a step-up transformer

Type of current use in transformer

Type of metal used in transformer core

Write the formula for transformer.

Calculate the number of turns in secondary coil given that:

Input voltage = 240 V

Output voltage = 12 V

Number of turns in primary coil = 120 turns

• 6 turns

• 12 turns

• 18 turns

• 2 turns

How many types of wiring system in Malaysia?

• THREE

• FOUR

• ONE

• TWO

Wire that can be found on 3-pin plug but not in 2-pin.

Colours of earth wire.

• Green

• Brown

• Yellow

• Blue