KS3 - Ks3 Science - Electrical Circuits 01 Solution - MCQGeeks.com

Q.1.

A complete circuit has:

0%
a motor in it
43%
a switch in it
0%
two bulbs in it
57%
no breaks in it

Q.2.

In a parallel circuit:

17%
the current can flow through only one route
83%
the current can flow through more than one route
0%
the current does not flow
0%
the current gets smaller

Q.3.

What is the unit of electric current?

83%
Amp
0%
Ohm
17%
Volt
0%
Watt

Q.4.

Three bulbs connected in series:

0%
are brighter than one bulb
43%
are dimmer than one bulb on its own
0%
do not light up
57%
are the same brightness as one bulb

Q.5.

In order to measure the current flowing through a bulb in a circuit, the ammeter is connected in:

0%
Not connected in the circuit
20%
parallel with the battery
20%
parallel with the bulb
60%
series with the bulb

Q.6.

What does an electric circuit need to provide energy?

0%
A bulb
80%
A cell
0%
A switch
20%
A wire

Q.7.

Which of the following does a light bulb do?

0%
Change electrical energy into kinetic energy
60%
Change electrical energy into light energy
0%
Change light energy into electrical energy
40%
Change light energy into thermal energy

Q.8.

In order to measure the voltage across a bulb in a circuit, the voltmeter is connected in:

0%
Not connected in the circuit
0%
parallel with the battery
40%
parallel with the bulb
60%
series with the bulb

Q.9.

If more bulbs are added in series in a series circuit:

60%
less current flows
0%
more current flows
0%
no current flows
40%
there is no change in current flow

Q.10.

What is used to measure the flow of current in a circuit?

67%
Ammeter
0%
Battery
0%
Rheostat
33%
Voltmeter