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Worksheets

Capacitors

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.
The figure to the right represents:
a)
Capacitor
b)
Diode
c)
Inductor
d)
Resistor
2.

Which of the following is symbol of capacitor ?

a)
b)
c)
d)
3.

Capacitance is measured in___________

a)

Coulombs

b)

Farads

c)

Hz

d)

Volts

4.

The insulating layer of a capacitor is called the

a)

plate

b)

conductors

c)

dielectric

d)

terminals

5.

In the capacitor, the dielectric can be made out of all sorts of ---------- materials and the plates are made of a -------------- material.

a)

conductive, insulating

b)

conductive, conductive

c)

insulating, conductive

d)

insulating, insulating

6.

What happens to the charge in a capacitor during the charging process?

a)

Collects more and more electrons

b)

Decreases charge over time

c)

Remains the same

7.

What happens to the current in the circuit during the discharging process of a capacitor?

a)

Looses charge over time

b)

Increases charge over time

c)

Remains constant

8.

The symbol for a battery or power source is _____ (2 answers needed).

a)
b)
c)
d)
9.
------------------------ is created out of two metal plates and an insulating material called a dielectric.
a)
An inductor
b)
A capacitor
c)
A fixed resistor
d)
A variable resistor
10.

The picture and symbol of capacitor to the right represents:

a)

non-polarized

b)

polarized

c)

variable

d)

preset

11.

The picture and symbol of capacitor to the right represents:

a)

non-polarized capacitor

b)

polarized capacitor

c)

variable

d)

preset

12.
In the RC circuit, the time constant (τ) for the circuit is:
a)
τ = R × C
b)
τ = R / C
c)
τ = C × R
d)
τ = R2 × C
13.

There are different types of capacitors vary depending on their construction, types and sizes.

a)

True

b)

False

14.

When power is supplied to a circuit that includes a capacitor - the capacitor ______________up.

a)

charges

b)

discharge

15.

It is important not to exceed the maximum working value marked on the capacitor, or else capacitors will ___________________.

a)

light up

b)

be destroyed

c)

make a sound