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- 1. Multiple Choice
What is a battery?
A cell which is connected to a wire
Two or more cells combined together
A switch in on possition
A switch in off position
- 2. Multiple Choice
What will happen if the circuit is closed
The bulb will not glow
The bulb will glow
The bulb will blast
The battery will burn
- 3. Multiple Choice
What is the coil wire of a room heater or an electric heater known as
Filament
Element
Fuse
Cell
- 4. Multiple Choice
What is a electric fuse?
A device which is used to break electric circuit
A device which is used to break electric cell
A device which is used to emit heat
- 5. Multiple Choice
Where is the element located in hair dryers, geysers,irons etc..
In its charger
Inside of the electric appliances
outside of the electric appliances
no element in electric appliances
- 6. Fill in the Blank
In which part will the bulb glow
- 7. Multiple Choice
What is the use of electromagnets?
To give magnetic force to other metals
To separate magnets from a pile of junk
To give electricity in other magnets
To supply electricity through magnets
- 8. Multiple Choice
What is the symbol of bulb?
- 9. Multiple Choice
what is a conductor of electricity?
A device which allows heat to pass
A device which dose not allow heat to pass
A device which allow electricity to pass
A device which dose not allow electricity to pass
- 10. Multiple Choice
Which bulb uses less electricity?
LCD
LED
CFL
FLUORESCENT TUBES
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