WorksheetsElectronic Components
Total questions: 19
Worksheet time: 15mins
LED stand for
(a)
What is the value of a resistor with a color code Orange-Black-Red Silver resistor?
30K Ω ± 5%
3K Ω ± 5%
3K Ω ± 10%
30K Ω ± 10%
A scheme used to determine the value of resistors by color bands printed on the resistor’s body as a code is (a)
What electrical component may be made to either conduct (closed) or not (open) electric current?
(a)
What component is used to resist or oppose the flow of current?
(a)
What do you call the positive leg of the LED?
Which digit on the 1st band does the color yell
(a)
What digit on the 1st band does the color yellow denote on a resistor color band?
(a)
A 47K ohm resistor would have what colors on its first three bands?
(a)
What are the color code for 160K ohm Resistor?
(a)
What are the color codes of 1k ohm Resistor?
Brown, Black, Red
Brown, Black, Orange
Black, Brown, Red
Black, Brown, Orange
What is the minimum tolerance of a 270 Ω ± 10% Resistor?
243 Ω
297Ω
27Ω
270Ω
What is the resistance value for a Red-Green-Blue-Yellow Gold color resistor?
250K Ω ± 10%
250K Ω ± 5%
25K Ω ± 10%
25K Ω ± 5%
What is the maximum value in the tolerance range of a resistor with color code Red-Violet-Orange-Silver?
28, 350 Ω
2, 700 Ω
24,300 Ω
29,700 Ω
What is the resistance value of a color code Yellow, Brown, Brown?
410 ohms
41 ohms
4100 ohms
41K ohms
It is the limit on how far the real value of the resistor can deviate from its color code value.
(a)
A small component that lights up when current flows through it.
(a)
What do you call the negative side of LED?
(a)
What digit on the 1st band does the color Green denote on a resistor color band?
5
6
7
8
What digit on the 1st band does the color white denote on a resistor color band?
6
7
8
9
