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- 1. Multiple Choice
Identify the symbol here
Electric Cell
Switch
Battery
Bulb
- 2. Multiple Choice
How many terminals a cell has
Two, both positive
Two, both negative
Two, one positive and another negative
None of the above
- 3. Multiple Choice
An electromagnet does not attract a piece of iron
True
False
- 4. Multiple Choice
When the electric current passes through fuse exceeds a certain limit, the fuse wire melts and breaks
Ture
False
- 5. Multiple Choice
An electric bulb is an example of the heating effect of an electric current
True
False
- 6. Multiple Choice
A battery has one or more cells
True
False
- 7. Multiple Choice
The coil of wire contained in an electric heater is known as:
Component
Element
Circuit
Spring
- 8. Multiple Choice
The filament of an electric bulb is made of:
Iron
Copper
Tungsten
Aluminum
- 9. Multiple Choice
Which mark is necessary on an electric appliance in India:
AGMARK
ISI
FICCI
KSK
- 10. Fill in the Blank
What is the full form of MCB
- 11. Fill in the Blank
------------------------- discovered the magnetic effect of current.
- 12. Multiple Choice
Which kind of lamp is shown in the picture
CFL
LED
Sodium Lamp
Incandescent
- 13. Fill in the Blank
When an electric current passes through a wire, it behaves like a magnet. It is the --------------------------- effect of current.
- 14. Multiple Choice
In an electric bell, which of these gets attracted to the electromagnet?
the hammer
the soft iron strip
the screw
none of these
- 15. Multiple Choice
Which of the following appliances is not based on the principle of heating effect of electric current?
electric bulb
electric kettle
electric bell
electric iron
- 16. Multiple Choice
1.An electric current can produce
heating effect only.
chemical effect only.
magnetic effect only.
chemical, heating, and magnetic effects.
- 17. Multiple Choice
When an electric current is passed through a conducting solution, there is a change of colour of the solution. This indicates
the chemical effect of current.
the heating effect of current.
the magnetic effect of current.
the lightning effect of current.
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