B-004-06: Resistor colour codes, tolerances, temperature coefficient
B-004-06-01:
How do you find a resistor's tolerance rating?
By reading the resistor's color code
By using Thevenin's theorem for resistors
By reading its Baudot code
By using a voltmeter
B-004-06-02:
What do the first three-color bands on a resistor indicate?
The value of the resistor in ohms
The resistance material
The power rating in watts
The resistance tolerance in percent
B-004-06-03:
What does the fourth color band on a resistor mean?
The resistance tolerance in percent
The value of the resistor in ohms
The power rating in watts
The resistance material
B-004-06-04:
What are the possible values of a 100 ohm resistor with a 10% tolerance?
90 to 110 ohms
90 to 100 ohms
10 to 100 ohms
80 to 120 ohms
B-004-06-05:
How do you find a resistor's value?
By using the resistor's color code
By using a voltmeter
By using Thevenin's theorem for resistors
By using the Baudot code
B-004-06-06:
Which tolerance rating would a high-quality resistor have?
0.1%
5%
10%
20%
B-004-06-07:
Which tolerance rating would a low-quality resistor have?
20%
0.1%
5%
10%
B-004-06-08:
If a carbon resistor's temperature is increased, what will happen to the resistance?
It will change depending on the resistor's temperature coefficient rating
It will stay the same
It will become time dependent
It will increase by 20% for every 10 degrees centigrade
B-004-06-09:
A gold band on a resistor indicates the tolerance is:
5%
20%
10%
1%
B-004-06-10:
A resistor with a colour code of brown, black, and red, would have a value of:
1000 ohms
100 ohms
10 ohms
10 000 ohms
B-004-06-11:
A resistor is marked with the colors red, violet and yellow. This resistor has a value of:
270 k
274
72 k
27 M
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Color key:
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● = Unseen
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● = Weak
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● = Review
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● = Learned
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● = Incorrect answer
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