Have an account?
Skip to Content
Build your own quiz
15 questions
Show Answers
See Preview
- 1. Multiple Choice
The coil of wire contained in an electric heater is known as:
Component
Element
Circuit
Spring
- 2. Multiple Choice
The amount of heat produced in a wire depends on:
Material
Length
Thickness
All of these
None of these
- 3. Multiple Choice
A fuse is used to save energy in electrical circuits.
True
False
- 4. Multiple Choice
Is there anything wrong in this circuit diagram?
Yes, something is wrong.
No, nothing is wrong.
- 5. Open Ended
In the question where a circuit diagram was shown, tell why or why not was circuit was wrong?
- 6. Multiple Choice
A ______ is a safety device which prevents damage to electrical circuits and possible fires
MCB
Fuse
Switch
Car Key
- 7. Multiple Choice
The effects of current are:
Heating Effect
Lighting Effect
Magnetic Effect
Charging Effect
- 8. Multiple Choice
Longer line in cell symbol?
+ve
-ve
- 9. Fill in the Blank
The degree to which a material opposes the passage of current through itself is called_____.
- 10. Multiple Choice
A fuse wire is a wire of-
High resistivity and low melting point
High resistivity and high melting point
Low resistivity and low melting point
Low resistivity and high melting point
- 11. Multiple Choice
The heating coils/elements of different electrical appliances are usually made from ________ or ________ wires.
1. Copper 2. Aluminum 3. Nichrome 4. Tungsten
1 & 2
1 & 4
2 & 4
3 & 4
- 12. Multiple Choice
Which one of the following is the most energy efficient
LED
Incandescent bulb
CFL
- 13. Multiple Choice
A combination of two or more cells is called
A button cell
A battery
An electric cell
Truck battery
- 14. Multiple Choice
WHo discovered the magnetic effect of current?
Galileo Galilei
Newton
Marconi
Hans Christian Oersted
- 15. Multiple Choice
When electricity flows through heating coil it becomes ________ hot and gives out _______ energy, which is to put in practical use.
Red, heat
White, heat
Red, light
White, light
- Answer choicesTagsAnswer choicesTags