Making circuits

Which of following is NOT the component of simple circuit?

• Bulb

• Switch

• Valve

• Cell

What do we call the part of bulb which labelled number 1?

• Glass cover

• Metal filament

• Metal wires

• Metal casing

What is the unit to measure voltage?

• Ampere

• Ohm

• Volt

• Mole

What makes a short circuit ?

• When wire is short

• When wire heats up

• When battery has finished

• When bulb blown up

What can we do to make the bulbs brighter?

• Add more wire

• Add more switch

• Add more bulb

• Add more battery

Which variable is changed from the circuits?

• Number of bulb

• Number of batteries

• Arrangement of bulb

• Arrangement of battery

What can we do to make the bulb dimmer?

• Shorten the wire

• Take the switch

• Add more battery

• Reduce battery

Which of following will NOT make the bulb dimmer?

• Use old battery

• Add more bulb

• Use longer wire

• Change bulb position

How do we control the flow of the electricity?

• By using bulb

• By using battery

• By using buzzer

• By using switch

What an electrical technician wear when fixing electrical appliances?

• Wear a googles

• Wear gloves

• Wear mask

• Wear boots