DEL Unit 05: Resistors
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The value of a resistor can often be determined by the "color code."
True
How many amperes is present in a 20-volt battery with a 30-ohm resistor?
0.67
What is another term for a variable resistor?
potentiometer
What are commonly used to perform two functions in a circuit?
resistors
Which of the following is one function of a resistor in a circuit?
to limit the flow of current
The _____ of a resistor indicates the plus and minus limits of a resistor's ohmic value.
tolerance
A resistor whose values can be varied over a range of values is called a _____ resistor.
variable
What type of resistors can only have one ohmic value?
Fixed
