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WorksheetsElectricity and Circuits
Total questions: 18
Worksheet time: 9mins
Switch is also referred as _____ in an electric circuit.
filament
cell
key
The bulb glows only when there is a flow of ___________.
electricity
liquid
gases
Which of these appliances NOT run on electricity ?
cooker
fridge
TV
The bulb gets fused because ______________
filament is broken
break in the path of electric circuit
both
In the open circuit, the bulb _____________.
glows
does not glow
Filament is made up of ________.
iron
tin
tungsten
An electric cell has ____ terminals.
1
2
3
Which of the following equipment uses electric cells ?
remotes
TV
Fridge
A cell consists of an outer covering made of _______.
copper
tungsten
zinc
Which of these is an advantage of electric cell ?
Portable
Heavy in weight
Very costly
The base of the cell is the ________ terminal.
positive
negative
neutral
An ___________ is a simple device that is used to open or close an electric circuit.
electric switch
electric remote
electric handle
The materials that allow electricity to pass through them are known as _________.
conductors
insulators
________ is used to cover electric wires.
rubber
copper
iron
Which of these is an insulator ?
wood
gold
iron
Electric current flows from _______ terminal to _______ terminal in a cell.
positive, negative
negative, positive
Two or more cells connected end to end together forms a ______.
torch
circuit
battery
The carbon rod in the cell is surrounded by ___________ and _____________.
manganese dioxide and charcoal
manganese dioxide and zinc
zinc and cabon
