chapter 5 basic electrical

What type of resistors can only have one ohmic value?

fixed

What type of fixed resistor is made by winding a piece of resistive wire around a ceramic core?

wire-wound

In electrical schematics, the symbol used to represent a resistor is standard.

false

There are many more resistance values available for ten percent tolerance resistors than for one percent tolerance resistors.

false

Resistors functioning as _____ are used in applications involving field-effect transistors (FETs) and multirange voltmeter circuits.

voltage dividers

What type of resistors are generally used when a high power rating is needed?

wire wound

The value of a resistor can often be determined by the "color code."

true

How many color bands are used on resistors that have a tolerance of ±20 percent?

three

The _____ of a resistor indicates the plus and minus limits of a resistor's ohmic value.

tolerance

What type of fixed resistor is made by applying a film of metal to a ceramic rod in a vacuum?

metal film

What type of fixed resistor is made by combining metal with glass and then applying it to a ceramic base as a thick film?

metal glaze

What type of resistor operates by moving the wiper arm with a screw of some number of turns?

multiturn variable

What is another term for a variable resistor?

multiturn variable resistors

A variable resistor with three terminals is called a _____.

potentiometer

A variable resistor with two terminals is called a _____.

rheostar

There are many more resistance values available for ten percent tolerance resistors than for one percent tolerance resistors.

short

A resistor whose values can be varied over a range of values is called a _____ resistor.

carbon

What type of fixed resistor is made by applying a film of carbon to a ceramic rod?

carbon film

What type of fixed resistor is made from a compound of carbon graphite and resin bonding material?

composition corbon

What is indicated by the fourth color band on a resistor?

divider

What color used as the multiplier band means to divide the combined first two numbers by 10?

gold