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