Tpc 102

Question 1

Arrows are used on piping diagrams to indicate the

Answer 1

Direction of flow

Question 2

In a piping diagram, an alternate flow pattern is indicated by a

Answer 2

Supplementary diagram

Question 3

On a schematic drawing a triangle is used to represent all of the following, except

Amplifier
Diode
Ground
Motor

Answer 3

Motor

Question 4

A single line drawing that uses simple outlines to represent components, is a ______ diagram

Answer 4

Pictorial

Question 5

Unlike a DC circuit schematic, a schematic of an AC circuit will have no

Answer 5

+ or - signs

Question 6

The symbol displayed represents a

Answer 6

Gauge

Question 7

What is the last step in troubleshooting an electrical circuit using a schematic?

Answer 7

Examine the actual circuit

Question 8

Which of the following lines represent a drain line on a fluid power schematic?

Answer 8

Question 9

The term nominal means

Answer 9

Name

Question 10

The downward, pointing arrow in the symbol, represents a relief valve that is

Answer 10

Normally closed (nc)

Question 11

Which displayed symbol represents connecting wires

Answer 11

Question 12

Which electrical symbol represents a normally closed contact

Answer 12

Question 13

Which device is used to make or break contacts?

Answer 13

Switch

Question 14

A device that uses electricity is called a

Answer 14

Load

Question 15

The best starting point for tracing, an electrical circuit is

Answer 15

The power source

Question 16

An electrical circuit in which the current path goes from one load to the next is called

Answer 16

Series

Question 17

In the diagram, the ‘forward button’ is marked

Answer 17

FOR

Question 18

When several wires follow the same path, they may be represented as a _______ line on a wiring diagram

Answer 18

Thick

Question 19

The schematic symbol, represents a __________ switch

Answer 19

Disconnect

Question 20

The schematic symbol below represents a ___________ contact

Answer 20

Normally open relay

Question 21

The flow of material in a piping system is controlled and adjusted by

Answer 21

Valves

Question 22

Which part of a piping system connects two pipes of different diameters

Answer 22

Reducer

Question 23

Which displayed symbol represents a screwed tee fitting

Answer 23

Question 24

The symbol below shows a _____ joint

Answer 24

Bell and spigot

Question 25

The symbol below shows a _____ joint

Answer 25

Soldered

Question 26

A valve is used to ______ in a piping system

Answer 26

Control the flow

Question 27

Which symbol represents a globe valve?

Answer 27

Question 28

In the symbol displayed the 2 inch dimension is indicated by the letter 3in x 4in x 2in

Answer 28

C

Question 29

The symbol below represents a _____ valve

Answer 29

Flanged gate

Question 30

The symbol below designates that the valve is _______ operated

Answer 30

Float

Question 31

Both hydraulic and pneumatic systems are

Answer 31

Fluid power systems

Question 32

The basic symbol for a valve shows it’s connections, flow paths, and _______

Answer 32

Function

Question 33

Which displayed symbol represents a valve in the closed position?

Answer 33

Question 34

When equal force must be available in both directions, a _____ cylinder actuator is used

Answer 34

Double-end

Question 35

Another name for a _____-way valve is a multi position valve

Answer 35

Four

Question 36

On a hydraulic or pneumatic diagram, local areas are outlined by which of the following?

Answer 36

Question 37

Which of the following symbols represents a solenoid operated device?

Answer 37

Question 38

A composite symbol is made by combining ______ symbols into a single symbol

Answer 38

Basic

Question 39

The symbol below represents a

Answer 39

Fixed displacement compressor

Question 40

The symbol below represents a(n)

Answer 40

Cylinder

Question 41

What does this symbol represent?

Answer 41

Rotary compressor

Question 42

In an A/C and R system, thermostatic expansion valves and ADR valves are used on _____ control

Answer 42

Direct

Question 43

On a refrigeration wiring diagram, the field-wiring terminals are identified by

Answer 43

Letters

Question 44

The refrigeration accessory symbol shown represents a

Answer 44

Line filter

Question 45

On a refrigeration schematic the following symbol indicates a switch that opens on _______

Answer 45

Rising pressure

Question 46

The basic method of fusion welding that uses the “squeeze and heat” process is ________ welding.

Answer 46

Resistance

Question 47

How is chamfering indicated in a welding symbol?

Answer 47

The symbol has the shape of the chamfer

Question 48

Which of the following weld types does not require chamfering?

Answer 48

Filet

Question 49

Which type of weld is designated by the symbol below?

Answer 49

Spot

Question 50

In the symbol below, which element designates the welding finish?

Answer 50

M