Deck 5: Resistors

Question 1

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

A) three
B) four
C) five
D) six

Answer 1

A

Question 2

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

A) carbon film
B) metal film
C) metal glaze
D) wire-wound

Answer 2

D

Question 3

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

Answer 3

False

Question 4

There is very little resistance and a large amount of current flows in a(n) circuit.

A) open
B) long
C) short
D) closed

Question 5

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

A) carbon film
B) metal glaze
C) wire-wound
D) metal film

Question 6

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

A) fixed
B) variable
C) carbon
D) wire wound

Question 7

What is another term for a variable resistor?

A) multiturn resistor
B) potentiometer
C) wire wound resistor
D) metal film resistor

Question 8

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

A) composition carbon
B) metal film
C) metal glaze
D) wire-wound

Question 9

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

A) tolerance
B) resistance
C) coefficient
D) wattage

Question 10

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

A) carbon film
B) metal film
C) metal glaze
D) wire-wound

Question 11

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

A) violet
B) red
C) silver
D) gold

Question 12

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

A) tolerance
B) multiplier
C) number values
D) divider

Question 13

A variable resistor with two terminals is called a .

A) multiturn resistor
B) potentiometer
C) wire wound resistor
D) rheostat

Question 14

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

A) carbon film
B) metal film
C) metal glaze
D) wire-wound

Question 15

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

A) pot
B) wire-wound
C) multiturn variable
D) rheostat

Question 16

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

A) voltage dividers
B) current dividers
C) voltage multipliers
D) current multipliers

Question 17

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

A) composition carbon
B) metal film
C) metal glaze
D) wire-wound

Question 18

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

Question 19

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

Question 20

What type of resistors can only have one ohmic value?

A) fixed
B) variable
C) metal film
D) composition

Question 21

A variable resistor with three terminals is called a .

A) multiturn resistor
B) potentiometer
C) wire wound resistor
D) rheostat