1
1
The current in a device when operating normally is 3.1 A.
State a suitable value for the fuse.
Choose one of these values: 3 A, 5 A, 10 A and 13 A.
..................................................................................................................................................
[1]
[Total: 1]
2
A student connects three identical lamps J, K and L in a circuit, as shown in the diagram.
A student decides to measure the potential difference (p.d.) across lamp J by using a voltmeter.
On the diagram, draw the correct electrical symbol for the voltmeter with the correct connections.
[2]
[Total: 2]
3
A circuit is made from two lamps, a cell and a switch, as shown in the diagram.
State the term used for the arrangement of lamps in the circuit in the diagram.
..................................................................................................................................................
[1]
2
[Total: 1]
4
A circuit is made from two lamps, a cell and a switch, as shown in the diagram.
Draw the circuit symbol for a cell.
[1]
[Total: 1]
5
A circuit is made from two lamps, a cell and a switch, as shown in the diagram.
The switch is closed and the lamps light.
State the name of the charged particles that are flowing through the wires.
..................................................................................................................................................
[1]
[Total: 1]
6
The diagram is an incomplete circuit diagram for two identical lamps arranged in parallel. The circuit
contains an ammeter and a voltmeter.
3
(a) On the diagram, complete the symbols for two lamps, an ammeter and a voltmeter positioned
correctly.
[5]
(b) One of the lamps breaks.
State the effect, if any, this has on the brightness of the other lamp. Explain your answer.
effect .................................................................................................................................
explanation .......................................................................................................................
...........................................................................................................................................
[2]
[Total: 7]
4
7
The diagram shows a simple circuit.
The current in the wires of the circuit is a flow of particles.
Indicate the name of these particles. Tick one box.
electrons
atoms
protons
[1]
[Total: 1]
5
8
The diagram shows a circuit for determining the resistance of a component.
Two components in the circuit measure electrical quantities.
Identify the quantity that each component measures.
Write each quantity and the unit of each quantity in the correct place in the table.
component
quantity
unit
[4]
[Total: 4]
6
9
The figure shows part of a lighting circuit for a car.
12 V
P
fuse
The lights of the car are connected in parallel.
State one reason for connecting lights in parallel.
..................................................................................................................................................
[1]
[Total: 1]
10 The diagram shows a circuit with three 1.5 V cells.
(a) Calculate
(i)
the total electromotive force (e.m.f.) of the cells,
e.m.f. = .................................................. [1]
7
(ii) the total resistance of the circuit,
resistance = ................................................. [3]
(iii) the current in the 3.0 Ω resistor
current = ............................................... [2]
(b) State, using the letters in the diagram, how you would connect
(i)
an ammeter to measure the total current in the circuit,
................................................................................................................................
................................................................................................................................
[1]
(ii) a voltmeter to measure the potential difference (p.d.) across the 6.0 Ω resistor.
................................................................................................................................
................................................................................................................................
[1]
[Total: 8]