TPC 101 Flashcards

1
Q

In the block displayed what letter indicates the size of the original drawing?

a) A
b) B
c) C
d) D

A

a) A

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2
Q

According to the title block displayed, when was the drawing actually drafted?

a) 11-28-90
b) 12-05-90
c) 12-12-90
d) 12-13-90

A

a) 11-28-90

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3
Q

A length of spindle shaft is specified on a drawing at 1.5ft. Which of these actual length measurements is acceptable?

a) 1.05ft
b) 1.40ft
c) 1.49ft
d) 1.60ft

A

c) 1.49ft

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4
Q

What kind of line does the drafting symbol displayed represent?
____ __ ____ __ ____ __ ____ __ ____ __ ____ __

a) centerline
b) cutting-plane line
c) extension line
d) hidden line

A

a) centerline

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5
Q

In section drawing, slanted crosshatch lines represent?

a) centers of round features
b) cut surfaces
c) dimension lines
d) hidden features

A

b) cut surfaces

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6
Q

Which of the six simple machines is a “continuous lever” with equal arms?

a) inclined plane
b) pulley
c) wedge
d) wheel and axle

A

b) pulley

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7
Q

The thread specification 10-32 NC-1B LH indicates ____ threads per inch and an ____ thread.

a) 10; external
b) 10; internal
c) 32; external
d) 32; internal

A

d) 32; internal

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8
Q

In the specification 10-32-NC-1B, the screw has a ____ fit and a ____ handed thread

a) loose; left
b) loose; right
c) tight; left
d) tight; right

A

b) loose; right

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9
Q

According to the specification displayed, the weld should be made on a _____

INSERT DRAWING

a) the arrow side
b) the side opposite the arrow
c) both sides
d) the end

A

b) the side opposite the arrow

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10
Q

Sheaves are usually filled with ____ belts.

a) flat
b) multiple
c) notched
d) V-shaped

A

d) V-shaped

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11
Q

On a lathe, the compound rest is the base for the ____.

a) headstock
b) saddle
c) tallstock
d) tool holder

A

d) tool holder

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12
Q

A drawing that shows all the parts separated from one another is called a(n)?

a) bluebrint
b) exploded view
c) orthographic view
d) schematic

A

b) exploded view

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13
Q

On a lathe, the top and the swivel are the two main parts of a:

a) clutch-brake control
b) compound rest
c) headstock rest
d) lathe

A

b) compound rest

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14
Q

What kind of drawing compresses all the parts into a two-dimensional plane?

a) exploded view
b) isometric drawing
c) orthographic projection
d) perspective sketch

A

c) orthographic projection

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15
Q

A drawing may show all the shafts of a gear train in a single plane in order to ____.

a) avoid confusion
b) conserve space on the drawing
c) save time
d) show the true position of the gears

A

a) avoid confusion

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16
Q

In the diagram displayed, the width of the side shown is ____.

INSERT DRAWING 15/25in

a) 10in
b) 15in
c) 25in
d) 40in

A

b) 15in

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17
Q

Which of the symbols displayed shows a cross-section of a supply duct?

a) INSERT one solid diagonal line
b) INSERT two sectional diagonal line
c) INSERT two solid diagonal lines
d) INSERT one sectional diagonal line

A

c) INSERT two solid diagonal lines

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18
Q

The part in a duct that directs and spreads the air is called

a) diffuser
b) grille
c) outlet
d) register

A

a) diffuser

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19
Q

The parallel development displayed is for a ____.
INSERT DRAWING

a) cone
b) cylinder
c) square box
d) truncated pyramid

A

c) square box

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20
Q

What kind of development is used for a making a sheet metal piece with a constant taper

a) orthographic
b) parallel
c) radial line
d) truncated cylinder

A

c) radial line

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21
Q

The symbol displayed represents ____.
INSERT DRAWING

a) brick
b) concrete
c) fire brick
d) gravel

A

c) fire brick

22
Q

Most industrial plants specify bearing in terms of ____. They specify distances in ____.

a) east; feet
b) east; inches
c) north; feet
d) north; inches

A

c) north; feet

23
Q

The location of machinery and equipment in a building is shown on a:

a) floor plan
b) site plan
c) presentation drawing
d) structural drawing

A

a) floor plan

24
Q

Structural drawings of a building shows its framework, floor, and ____.

a) air conditioning
b) foundation
c) plumbing
d) utilities

A

b) foundation

25
Q

A vertical view of a building that can be used as a flow diagram is called a(n) ____.

a) elevation
b) presentation
c) site
d) structural

A

a) elevation

26
Q

Pascal’s Law states that the pressure at a hydraulic system point acts

a) different in different directions
b) equally in all directions
c) in a straight line
d) only toward the piston

A

b) equally in all directions

27
Q

If equal pressure acts on both the rod side and the cap side of a piston, which side receives more force?

a) cap side
b) rod side
c) neither side (they are equal)
d) Depends on which way a piston is moving

A

a) cap side

28
Q

Rapid pressure changes in a hydraulic system can be prevented by a(n):

a) accumulator
b) hand pump
c) pressure gauge
d) pressure regulating valve

A

a) accumulator

29
Q

The drawing displayed is the symbol for a hydraulic
INSERT DRAWING

a) cylinder
b) reservoir
c) solenoid
d) valve

A

b) reservoir

30
Q

The symbol displayed represents ____ lines.
INSERT DRAWING

a) crossing
b) drain
c) flexible
d) joint

A

a) crossing

31
Q

Threading is the usual method used to join ____ pipes.

a) copper
b) iron
c) plastic
d) stainless steel

A

b) iron

32
Q

Pipe threads are tapered in order to:

a) create an attractive joint
b) make assembly and disassembly easier
c) prevent the joint from weakening
d) produce a tight joint

A

d) produce a tight joint

33
Q

Flanged joints are used for joining ____ pipes that carry fluids under pressure or high temperatures.

a) cast iron
b) large-diameter industrial
c) small-diameter copper
d) stainless steel

A

b) large diameter industrial

34
Q

Galvanic reaction is the result of joining (a)

a) metal and non-metal
b) two non-metals
c) two metals of the same kind
d) two different kinds of metals

A

d) two different kinds of metals

35
Q

A single-line piping drawing uses ____ to show fittings and part sizes

a) colors
b) orthographic projections
c) realistic pictures
d) symbols

A

d) symbols

36
Q

In a wiring diagram, the symbol displayed represent a

INSERT DRAWING

a) controller
b) fuse
c) lighting panel
d) power panel

A

b) fuse

37
Q

The ampere is the unit of measurement for electric ____.

a) current
b) potential differences
c) power
d) resistance

A

a) current

38
Q

The metal inside the windings of a XFMR is called the ____.

a) copper
b) core
c) fuse
d) load

A

b) core

39
Q

A circuit diagram of a building shows the

a) distribution of electricity to all plant buildings
b) loads supplied by each circuit
c) location of plant equipment and utilities
d) physical location of each circuit

A

b) loads supplied by each circuit

40
Q

A plot plan shows the:

a) distribution of electricity to all plant building
b) loads supplied by each circuit
c) location of plant equipment and utilities
d) physical location of each circuit

A

a) distribution of electricity to all plant building

41
Q

In an air conditioning system, the liquid that changes to a gas as it absorbs heat is called the

a) condenser
b) coolant
c) evaporator
d) refrigerant

A

d) refrigerant

42
Q

What part of refrigeration system controls the flow of refrigeration from high pressure to low pressure?

a) compressor
b) condenser
c) expansion valve
d) refrigerant line

A

c) expansion valve

43
Q

In an air conditioning system, a heat exchanger is part of a(n) ____.

a) condenser package
b) evaporator package
c) direct A/C system
d) indirect A/C system

A

d) indirect A/C system

44
Q

Pneumatic controls in air conditioning system operate on _____.

a) electrical current
b) high-pressure air
c) low-pressure air
d) refrigerant under pressure

A

c) low-pressure air

45
Q

A refrigerant piping drawing is usually a(n) ____ drawing.

a) component
b) double-line
c) exploded
d) single-line

A

d) single-line

46
Q

The main purpose of a sketch is to

a) communicate an idea clearly
b) eliminate verbal information
c) give all necessary dimensions
d) represent something realistically

A

a) communicate an idea clearly

47
Q

Objects are shown in three dimensions in a(n) ____ sketch.

a) architectural
b) orthographic
c) pictorial
d) rough

A

c) pictorial

48
Q

In a(n) ____ sketch, parts farther from the front are drawn the same size

a) isometric
b) orthographic
c) perspective
d) pictorial

A

a) isometric

49
Q

In a(n) ____ sketch, parts that are farther away look smaller

a) accurate
b) isometric
c) orthographic
d) perspective

A

d) perspective

50
Q

Parallel lines

a) always meet
b) sometimes meet
c) never meet
d) intersect

A

c) never meet