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- 1. Multiple Choice
1. A Cell is a device which
A) Electrical energy into magnetic energy
b) converts chemical energy into electrical energy
C) electrical energy into light energy
d) None of these
- 2. Multiple Choice
2. A bulb has
a) two terminals and one filament
b) two terminals and two filaments
c) multiple terminals and single filament
d) single terminal and single filament
- 3. Multiple Choice
3. Filament of a bulb is made up of
a) aluminium
b) chromium
c) platinum
d) tungsten
- 4. Multiple Choice
5. Which is an example of an insulator
A) Bakelite
B) Plastic
C) Tap water
D) All of these
- 5. Multiple Choice
6. To prevent electric shocks, the metallic electrical wires are covered
A) Paper
B) Cotton
C) Aluminium
D) Plastic
- 6. Multiple Choice
7. An example of a conductor is
A) Tap water
B) Salt solution
C) All of these
D) Metal wire
- 7. Multiple Choice
8. How many terminals are there in a dry cell?
A) One
B) Four
C) Two
D) Three
- 8. Multiple Choice
9. A substance which allows electricity to pass through it is called
A) Insulator
B) Conductor
C) Superconductor
D) Semiconductor
- 9. Multiple Choice
10. A battery is
A) a single cell
B)A combination of cells in which cells are joined (+) to (-)
C) A combination of cells in which cells are joined (+) to (+)
D) None of these
- 10. Multiple Choice
4. Bulb glows only in
A) Open circuit
B) Closed circuit
C) In both circuits
D) Open circuit if bulb is not fused
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