WorksheetsStatic Electricity and Current
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Which diagram correctly shows the electric field lines between two point charges?
a)
A
b)
B
c)
C
d)
D
2.
If 10 coulombs of charge are transferred through an electric circuit in 5.0 seconds, then the current in the circuit is
a)
0.50 A
b)
2.0 A
c)
15 A
d)
50 A
3.
The diagram below shows three neutral metal spheres, x, y, and z, in contact and on insulating stands.
Which diagram best represents the charge distribution on the spheres when a positively charged rod is brought near sphere x, but does not touch it?
Which diagram best represents the charge distribution on the spheres when a positively charged rod is brought near sphere x, but does not touch it?
a)
1
b)
2
c)
3
d)
4
4.
What is the magnitude of the charge, in coulombs, of a lithium nucleus containing three protons and four neutrons?
Remember the elementary charge is 1.6 x 10-19 C
Remember the elementary charge is 1.6 x 10-19 C
a)
1.12 x 10-18 C
b)
6.4 x 10-19 C
c)
4.8 x 10-19 C
d)
1.6 x 10-19 C
5.
A positive test charge is placed between an electron, e, and a proton, p, as shown in the diagram below.
When the test charge is released, it will move toward
When the test charge is released, it will move toward
a)
A
b)
B
c)
C
d)
D
6.
A balloon is rubbed against a student’s hair and then touched to a wall.
The balloon “sticks” to the wall due to
The balloon “sticks” to the wall due to
a)
electrostatic forces between the particles of the balloon
b)
magnetic forces between the particles of the wall
c)
electrostatic forces between the particles of the balloon and the particles of the wall
d)
magnetic forces between the particles of the balloon and the particles of the wall
7.
The current through a lightbulb is 2.0 amperes. How many coulombs of electric charge pass through the lightbulb in one minute?
a)
60 C
b)
120 C
c)
2.0 C
d)
240 C
8.
Which quantity of excess electric charge could be found on an object?
a)
6.25 × 10–19 C
b)
4.80 × 10–19 C
c)
6.25 elementary charges
d)
1.60 elementary charges
9.
One volt can also be written as
a)
one coulomb per ampere.
b)
one joule per ampere.
c)
one joule per coulomb.
d)
one coulomb per joule.
10.
A perspex rod can be charged positively by rubbing it with a woollen cloth.
How does the rod gain its charge?
How does the rod gain its charge?
a)
The rod loses electrons.
b)
The rod gains electrons.
c)
The rod gains protons.
d)
The rod loses protons.
100 %
