Worksheets9.9 Voltage
Total questions: 25
Worksheet time: 1hrs 15mins
Voltage is measured in
amper
volts
meter
degree
device that used to measure the voltage
ammeter
thermometer
voltmeter
thermometer
Find the missing reading on the diagram
1 V
3 V
6 V
9 V
How many 1.5 V cells would you need to provide a voltage of 9 V?
3
6
9
12
Why voltmeters are connected in parallel but ammeters are connected in series.
Ammeters have no effect on the current
Voltmeters have no effect on the current
Dilip connects up a series circuit with a lamp and a buzzer.
The voltage of the battery is 6 V.
If the voltage across the lamp is 2 V,
what is the voltage across the buzzer?
2V
4V
6V
8V
The circuit drains the battery because the charge is used up.
True
False
The voltages across components in a series circuit add up to the voltage of the battery.
True
False
The voltage across each branch of a parallel circuit is the same, and is equal to the voltage of the battery.
True
False
Here are some ways of connecting a voltmeter in a circuit.
The battery has two cells, and each cell has a voltage of 3 V.
What is the reading on the voltmeter connected to positions 1 and 2?
0 V
3 V
6 V
12 V
Here are some ways of connecting a voltmeter in a circuit.
The battery has two cells, and each cell has a voltage of 3 V.
What is the reading on the voltmeter connected to positions 3 and 4 when the switch is open?
0 V
3 V
6 V
12 V
Here are some ways of connecting a voltmeter in a circuit.
The battery has two cells, and each cell has a voltage of 3 V.
What is the reading on the voltmeter connected to positions 5 and 6 when the student closes the switch?
0 V
3 V
6 V
12 V
A voltmeter is always connected in series with a component.
True
False
A voltmeter is used to measure voltage.
True
False
You measure the voltage through a component and the current across a component.
True
False
The voltages across two components in series will add up to the voltage across the battery.
True
False
Two cells of 1.5 V each would always add up to 3 V.
True
False
What would happen to the following when the switch is closed?
The brightness of each lamp A?
switch on
switch off
will not change
What would happen to the following when the switch is closed?
The brightness of each lamp B?
switch on
switch off
will not change
What would happen to the following when the switch is closed?
The brightness of each lamp C?
switch on
switch off
will not change
What would happen to the following when the switch is closed?
The reading on voltmeter 1?
It will go from 0v to 12v
It will stay at 6 V.
It will stay at 12 V
It will increase.
What would happen to the following when the switch is closed?
The reading on voltmeter 2?
It will go from 0v to 12v
It will stay at 6 V.
It will stay at 12 V
It will increase.
What would happen to the following when the switch is closed?
The reading on voltmeter 3?
It will go from 0v to 12v
It will stay at 6 V.
It will stay at 12 V
It will increase.
What would happen to the following when the switch is closed?
The reading on ammeter?
It will go from 0v to 12v
It will stay at 6 V.
It will stay at 12 V
It will increase.
The voltage of a cell tells you the size of ................
currnet
energy
charge
all are wrong
