WorksheetsElectricity and Circuits
Total questions: 10
Worksheet time: 4mins
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. 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. Filament of a bulb is made up of
a) aluminium
b) chromium
c) platinum
d) tungsten
5. Which is an example of an insulator
A) Bakelite
B) Plastic
C) Tap water
D) All of these
6. To prevent electric shocks, the metallic electrical wires are covered
A) Paper
B) Cotton
C) Aluminium
D) Plastic
7. An example of a conductor is
A) Tap water
B) Salt solution
C) All of these
D) Metal wire
8. How many terminals are there in a dry cell?
A) One
B) Four
C) Two
D) Three
9. A substance which allows electricity to pass through it is called
A) Insulator
B) Conductor
C) Superconductor
D) Semiconductor
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
4. Bulb glows only in
A) Open circuit
B) Closed circuit
C) In both circuits
D) Open circuit if bulb is not fused
