Q1 TO Q34

Question 1

Which three of the following industries are classified as secondary industries

Answer 1

power utilities, beverages, publishing

Question 2

Products purchased by companies to produce products or provide services are called which one of the
following: (a) assembled products, (b) capital goods, (c) consumer goods, (d) final products, or (e)
manufactured products?

Answer 2

capital goods

Question 3

Which two of the following manufacturing processes start with a material that is in a fluid or semifluid
state and solidifies the material in a cavity: (a) casting, (b) forging, (c) machining, (d) molding, (e) pressing,
and (f) turning?

Answer 3

casting

molding

Question 4

Deformation processes include which two of the following: (a) casting, (b) drilling, (c) extrusion, (d) forging,
(e) milling, (f) painting, and (g) sintering?

Answer 4

extrusion

forging

Question 5

Which three of the following operations are classified as material removal processes: (a) anodizing, (b)
brazing, (c) forging, (d) grinding, (e) milling, (f) sintering, and (g) turning?

Answer 5

grinding

milling

turning

Question 6

Assembly is defined as a manufacturing operation in which two or more parts are permanently joined to
form a new entity:

Answer 6

False

Question 7

Which one of the following equipment types would usually be the least expensive to purchase and install
to perform a give manufacturing process: (a) general purpose or (b) special purpose

Answer 7

general purpose

Question 8

Which one of the following is a type of machine used to perform extrusion: (a) forge hammer, (b) milling
machine, (c) rolling mill, (d) press, or (e) torch?

Answer 8

press

Question 9

Manufacturing support systems are the procedures used by a company to manage production and solve
the technical and logistics problems in which three of the following areas: (a) loading and unloading
production machines, (b) marketing, (c) moving work-in-process through the factory, (d) operating
production equipment, (e) ordering parts and materials, (f) payroll, (g) quality control, and (h) sales?

Answer 9

moving work-in-process through the factory

ordering parts and materials

quality control

Question 10

High-volume production of assembled products is most closely associated with which one of the following
layout types: (a) cellular layout, (b) fixed-position layout, (c) process layout, or (d) product layout?

Answer 10

product layout

Question 11

A production planning and control department accomplishes which two of the following functions in its
role of providing manufacturing support: (a) designs and orders machine tools, (b) develops corporate
strategic plans, (c) orders materials and purchased parts, (d) performs quality inspections, and (e)
schedules the order of products on a machine?

Answer 11

orders materials and purchased parts

schedules the order of products on a machine

Question 12

In production cycle time analysis, which one of the following hourly rates will always be larger unless the
setup time is zero: (a) average hourly production rate or (b) hourly cycle rate?

Answer 12

hourly cycle rate

Question 13

Which two of the following cost categories are considered to be variable costs rather than fixed costs: (a)
direct labor, (b) equipment, (c) insurance, (d) maintenance, (e) work material, and (f) research and
development?

Answer 13

direct labor

work material

Question 14

A product’s total manufacturing costs typically constitute what proportion of the product’s selling price: (a)
10%, (b) 20%, (c) 40%, (d) 60%, or (e) 80%?

Answer 14

40%

Question 15

In the context of production equipment in a factory, the term availability is best defined by which one of
the following: (a) downtime proportion, (b) hourly operating cost, (c) proportion of good products, (d)
proportion uptime, or (e) utilization?

Answer 15

proportion uptime

Question 16

The term plant capacity refers to the maximum rate of production that a factory can achieve under
assumed levels of labor manning, hours of operation per week, and other operating conditions:

Answer 16

True

Question 17

Which one of the following ceramics is not crystalline: (a) alumina, (b) clay, (c) glass, (d) titanium nitride, or
(e) tungsten carbide?

Answer 17

glass

Question 18

Which one of the following is a property-enhancing operation: (a) drilling, (b) extrusion, (c) forging, (d)
grinding, (e) heat treatment, or (f) painting?

Answer 18

heat treatment

Question 19

Approximately how many different elements have been identified: (a) 10, (b) 50, (c) 100, (d) 200, or (e)
500?

Answer 19

100

Question 20

Which three of the following bond types are classified as primary bonds: (a) covalent bonding, (b)
electronic bonding, (c) hydrogen bonding, (d) ionic bonding, (e) metallic bonding, and (f) van der Waals
forces?

Answer 20

covalent bonding

ionic bonding

metallic bonding

Question 21

London forces are classified as which one of the following: (a) British expeditionary troops, (b) primary
bonding, or (c) secondary bonding?

Answer 21

secondary bonding

Question 22

How many atoms are there in the body-centered cubic (BCC) unit cell: (a) 8, (b) 9, (c) 10, (d) 12, (e) 14, or
(f) 17?

Answer 22

9

Question 23

How many atoms are there in the face-centered cubic (FCC) unit cell: (a) 8, (b) 9, (c) 10, (d) 12, (e) 14, or (f)
17?

Answer 23

14

Question 24

The term for a metal that changes its crystal structure at different temperatures is which one of the
following: (a) allotropic, (b) ambivalent, (c) anisotropic, (d) autogenous, or (e) isotropic?

Answer 24

allotropic

Question 25

Which one of the following crystal structures has the fewest slip directions and therefore the metals with this structure are generally more difficult to deform at room temperature: (a) BCC, (b) FCC, or (c) HCP?

Answer 25

HCP

Question 26

Among the mechanisms of deformation in metallic crystals, slip can be described as which two of the following: (a) elastic deformation, (b) more likely at high deformation rates, (c) more likely in metals with HCP structure, (d) plastic deformation, (e) relative movement of atoms on opposite sides of a plane in the lattice, and (f) type of dislocation?

Answer 26

plastic deformation relative movement of atoms on opposite sides of a plane in the lattice

Question 27

As a metal transforms from solid to liquid at its melting point, a certain quantity of heat energy must be added, which is called which one of the following: (a) heat exchange, (b) heat exhaustion, (c) heat of fusion, (d) heat of transformation, (e) melting heat, or (f) thermal diffusivity?

Answer 27

heat of fusion

Question 28

Twinning can be described as which three of the following: (a) elastic deformation, (b) more likely at high deformation rates, (c) more likely in metals with HCP structure, (d) plastic deformation, (e) slip mechanism, and (f) type of dislocation?

Answer 28

more likely at high deformation rates more likely in metals with HCP structure type of dislocation

Question 29

Grain boundaries in metals interfere with dislocation movement, which contributes to which one of the following properties that are characteristic of metals: (a) crystal structure, (b) ductility, (c) electrical conductivity, (d) strain hardening, or (e) thermal conductivity?

Answer 29

strain hardening

Question 30

Steel, in which carbon is dissolved in iron, is an example of which type of alloy: (a) interstitial solid solution or (b) substitutional solid solution?

Answer 30

interstitial solid solution

Question 31

To produce iron, a charge of iron ore, coal, and limestone is dropped into the top of the furnace for heating by hot gases:

Answer 31

False

Question 32

The iron tapped from the blast furnace is called which one of the following: (a) cast iron, (b) low alloy steel, (c) low carbon steel, (d) pig iron, (e) pure iron, or (f) stainless steel?

Answer 32

pig iron

Question 33

In steelmaking, the electric arc furnace is generally associated with the production of which two of the following types of ferrous metals: (a) alloy steels, (b) cast iron, (c) high carbon steel, (d) low carbon steel, or (e) tool steels?

Answer 33

alloy steels tool steels

Question 34

Continuous casting is also known by which one of the following names: (a) ingot casting, (b) investment casting, (c) slab casting, or (d) strand casting?

Answer 34

strand casting