The circuit symbol for a voltmeter is a circle containing the letter 'V'. The symbol for a fixed resistor is a simple rectangle.
Which pair of circuit symbols is also one involving a circle followed by one involving a rectangle?
a switch and a capacitor
a motor and a variable resistor
a cell and a fuse
a diode and a heating element
17 exam-style questions on CIE IGCSE Physics 4.3.1a Circuit diagrams and circuit components. Each one has a worked solution and a mark scheme showing where the marks go.