WorksheetsCAPACITORS HOMEWORK
Total questions: 25
Worksheet time: 15mins
The picture and symbol of capacitor to the right represents:
non-polarized
polarized
variable
preset
The picture and symbol of capacitor to the right represents:
non-polarized capacitor
polarized capacitor
variable
preset
There are different types of capacitors vary depending on their construction, types and sizes.
True
False
When power is supplied to a circuit that includes a capacitor - the capacitor ______________up.
charges
discharge
It is important not to exceed the maximum working value marked on the capacitor, or else capacitors will ___________________.
light up
be destroyed
make a sound
What is the function of a capacitor?
To capacitate
To resist current
To consume energy as heat
To store energy as electric charge
1. Which of the following statements DOES NOT describe a capacitor an electrical device?
A. It stores charge and electrical potential energy.
B. It is manufactured in many sizes and shapes.
C. It is used to smooth out unwanted fluctuations due to power surges in electronic circuits.
D. It allows current to pass through in any condition.
Capacitor is a device used to__________
store electrical energy
vary the resistance
store magnetic energy
dissipate energy
__________ stores energy in the form of charges
Resistor
Capacitor
Inductor
Find the color band for a 4 band resistor which has the value 100Kohm?
Brown,Black, red
Brown,black,yellow
Yellow, violet, black
Brown,Black, violet
Find the color band for a 4 band resistor which has the value 1Kohm?
Yellow, violet, black
Brown,black,yellow
Brown,Black, red
Red,green, brown
Capacitors
Resistors
Inductors
Batteries
Battery
Capacitor
Resistor
Inductor
A resistor's first three colour bands are brown, black, and red. What is its value?
10 ohms
10 Kohms
200 ohms
1000 ohms
Which digit does the color yellow denote on a resistor color band?
3
2
4
7
A 47 Kohm resistor would have which colours on its first three bands?
yellow, violet, white
red, white, blue
yellow, violet, orange
orange, yellow, violet
Which digit does the color orange denote on a resistor color band?
1
9
3
6
A resistor's first three color bands are red, yellow and black. What is its value?
420000 ohms
240 ohms
24 ohms
32 ohms
Which digit is represented by a blue band on a resistor?
8
4
9
6
A resistor's first three color bands are brown, green and red. What is its value?
2000 ohms
510 ohms
250 ohms
1500 ohms
Which color represents the digit 8 in the resistor color code?
grey
pink
red
green
Which digit is represented by a violet band on a resistor?
70
.70
7
.7
