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Worksheetselectricity and circuits
Total questions: 23
Worksheet time: 30mins
1. A Cell is a device which
A) Electrical energy into magnetic energy
b) converts chemical energy into electrical energy
C) electrical energy into light energy
d) None of these
'X' is a safety device used in electrical circuits which prevent damage to electrical equipments
Identify 'X':
Electromagnet
Fuse
Electric cell
Tubelight
A thin wire that emits light in a bulb is known as________.
Insulator
Filament
Reflector
Refractor
The metal disc of an electric cell is:
Positive terminal
Negative terminal
Both positive and negative terminal
Neutral terminal
A device that can make or break a circuit is called as____________.
Fuse
Switch
Reflector
Cell
Wirs used in a circuit should always be conductors.
True
False
A battery make up of two cells has____________ terminals.
One
Two
Three
Four
Metal cap of an electric cell is the ___________terminal of the cell.
random
negative
neutral
positive
Henry is running short of connecting wires, in order to complete the circuits he may use:
Glass rod
Plastic wire
Rubber pipe
Iron wire
An electric bulb in a closed circuit is not glowing. Which of the following can be a reason?
Bulb's filament is broken
Filament of the bulb is made of Tungsten
Switch in the circuit is on
Wires are made of copper
What are the two terminals of an electric cell called?
Left terminal, Right terminal
Positive terminal, Negative terminal
Upper terminal, Lower terminal
High terminal, Low terminal
