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In this lesson, we will learn how to identify basic circuit symbols and identify equivalent circuits.

Q1:

The diagram shows four circuit symbols. Which circuit symbol represents a battery?

Q2:

If the current through a point in a circuit is , then charge is passing through that point each second.

Q3:

The diagram shows four circuit symbols. Which circuit symbol represents a filament bulb?

Q4:

The diagram shows an electrical circuit.

How many light-emitting diodes does the circuit contain?

How many thermistors does the circuit contain?

How many voltmeters does the circuit contain?

Q5:

The diagram shows two circuit symbols. Which one represents a fuse?

Q6:

The diagram shows four circuit symbols. Which symbol represents a variable resistor?

Q7:

How many diodes does the circuit contain?

How many LDRs does the circuit contain?

How many ammeters does the circuit contain?

Q8:

The diagram shows the symbol for a component of an electrical circuit. What does this symbol represent?

Q9:

The diagram shows the symbol for a component of an electrical circuit. What type of component does this symbol represent?

Q10:

Q11:

Q12:

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