Electrical system recap1

Recap Electrical System

By Goh Leng

Multiple Select

What are the two conditions for a light bulb in a circuit to work?

• energy source

• The circuit must be closed.

• The light bulb must be arranged in a series circuit.

• The light bulb must be arranged in a parallel circuit.

Multiple Choice

What instrument is used to measure current?

• ammeter

• voltmeter

• resistor

Multiple Choice

What instrument is used to measure voltage?

• ammeter

• voltmeter

• resistor

Draw

Draw the circuit symbol of:

a) a cell

b) a light bulb

c) an open switch

d) an ammeter

e) a voltmeter

Fill in the Blank

The positive end of the ammeter must be connected to the _____________ end of the light bulb/battery.

Fill in the Blank

The ammeter must be connected in ___________ in the circuit.

Fill in the Blank

The voltmeter must be connected in ___________ in the circuit.