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Physics 10 Chapter 13 - Electrostatics - 12
1.
What is the SI unit of charge?
a) Coulomb
b) Farad
c) Joule
d) Newton
2.
The charge of how many negatively charged particles would be equal to 100 µC. Assume charge on one negative particle is 1.6 × 10
-19
C?
a) 6.25 x 10
12
b) 6.25 x 10
-12
c) 6.25 x 10
14
d) 6.25 x 10
-14
3.
What is the SI unit of charge?
a) N
b) J
c) F
d) C
4.
Two point charges q
1
= 10 µC and q
2
= 5 µC are placed at a distance of 150 cm. What will be the Coulomb’s force between them?
a) 0.2 N
b) 220 N
c) 2.0 N
d) 20 N
5.
Two small charged spheres are separated by 2 mm. Which of the following would produce the greatest attractive force?
a) +2q and +2q
b) +1q and +4q
c) -1q and -4q
d) +2q and -2q
6.
What is the value of 1C?
a) 6.52 x 10
19
electrons
b) 6.25 x 10
91
electrons
c) 6.25 x 10
19
electrons
d) 6.52 x 10
91
electrons
7.
In which of the following prefix, charge is measured?
a) Milli coulomb
b) Pico coulomb
c) Nano coulomb
d) Micro coulomb
8.
What is the value of one micro coulomb?
a) 10
-9
C
b) 10
9
C
c) 10
6
C
d) 10
-6
C
9.
What is the region of space called that is surrounding the charge q in which it exerts a force on the charge q
o
?
a) Electric field intensity of the charge q
b) Electric field of the charge q
o
c) Electric field intensity of the charge q
o
d) Electric field of the charge q
10.
What is the symbol of coulomb?
a) C
b) N
c) F
d) J
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