MANUFACTURING PROCESSES Flashcards by Blessed Angela Lascuña

The method of treating metal by
applying welding deposit to strengthen
the peg-tooth of a rice thresher.
a. Heat treatment
b. Welding
c. Hard facing
d. None of the above

Hard facing

How well did you know this?

Not at all

Perfectly

The mixing of two or more substances
one of which is iron.
a. Casting
b. Forging
c. Alloying
d. None of the above

Alloying

How well did you know this?

Not at all

Perfectly

A heat treatment method to increase
the hardness of steel by rapid cooling.
a. Tempering
b. Quenching
c. Annealing
d. None of the above

QUENCHING

How well did you know this?

Not at all

Perfectly

The process of making products by
pouring melted metal into a mold and
then allowing it to cool.
a. Hot working process
b. Casting
c. Powder metallurgy
d. None of the above

Casting

How well did you know this?

Not at all

Perfectly

The cutting of holes on a material by
means of shearing process.
a. Drilling
b. Punching
c. Boring
d. None of the above

Punching

How well did you know this?

Not at all

Perfectly

A welding process that uses an
electrode.
a. Gas welding
b. Resistance welding
c. Arc welding
d. None of the above

Arc welding

How well did you know this?

Not at all

Perfectly

Filing is classified as ___.
a. cold working
b. hot working
c. casting
d. None of the above

cold working

How well did you know this?

Not at all

Perfectly

A gas-metallic arc welding that uses
inert gas shielding to produce a cleaner
and sounder weld compared with that of
conventional welding.
a. Gas welding
b. MIG welding
c. TIG welding
d. All of the above

MIG welding

How well did you know this?

Not at all

Perfectly

A widely used method of welding
aluminum, copper, stainless steel, and
other difficult-to-weld metals.
a. TIG welding
b. MIG welding
c. Gas welding
d. All of the above

TIG welding

How well did you know this?

Not at all

Perfectly

A welding process commonly used
for thin metal sheets.
a. Brazing
b. Soldering
c. Spot welding
d. None of the above

Soldering

How well did you know this?

Not at all

Perfectly

A welding process wherein current is
allowed to pass through the prongs of
the welding machine which joined two
metal sheets together.
a. Resistance welding
b. Oxyacetylene welding
c. Arc welding
d. None of the above

Resistance welding

How well did you know this?

Not at all

Perfectly

A tool that can cut metal bars faster.
a. Shear cutter
b. Band saw
c. Grinding wheel
d. None of the above

Grinding wheel

How well did you know this?

Not at all

Perfectly

Welding job is to be performed at the
engine drive of a multiple-pass rice mill.
What would you recommend to prevent
possible accident during the repair work?
a. Remove the engine from the drive.
b. Disconnect the line from the terminal
of the battery.
c. Remove the ground line of the
welding machine from the engine drive.
d. None of the above

Disconnect the line from the terminal
of the battery.

How well did you know this?

Not at all

Perfectly

A device suitable for cutting stainless
steel plates.
a. Shear cutter
b. Plasma cutter
c. Acetylene gas cutter
d. All of the above

Plasma cutter

How well did you know this?

Not at all

Perfectly

A machine tool used to reduce the
diameter of a metal.
a. Router
b. Power drill
c. Lathe
d. None of the above

LATHE

How well did you know this?

Not at all

Perfectly

The basic hand tools that must be
provided by manufacturers to buyers of
engines.
a. Open wrench and adjustable wrench
b. Philip and flat-screw driver
c. Spark-plug wrench
d. All of the above

AOTA

How well did you know this?

Not at all

Perfectly

The welding rod electrode is
designated as E6013, what is the tensile
strength of the joint when welded
properly?
a. 120 ksi (kips per square inch)
b. 60 ksi
c. 30 ksi
d. None of the above

60 ksi

How well did you know this?

Not at all

Perfectly

A C-300 sand paper is finer than ___.
a. C-120
b. C-400
c. C-600
d. None of the above

C-120

How well did you know this?

Not at all

Perfectly

If a welding rod is 1/8 in. in diameter
E6013, the recommended amperage for
the welding machine is ___.
a. 75 amp
b. 100 amp
c. 125 amp
d. 150 amp
e. None of the above

125 amp

How well did you know this?

Not at all

Perfectly

In what position does the electrode
In Item 19 above can be used?
a. Flat
b. Horizontal
c. Vertical
d. Overhead
e. All of the above
f. None of the above

AOTA

How well did you know this?

Not at all

Perfectly

Which of the following position is not
possible to be weld with arc welding
method.
a. Flat
b. Horizontal
c. Overhead
d. None of the above

NOTA

How well did you know this?

Not at all

Perfectly

The producer of one or several types
of farm machinery and usually does not
sell other items from other
manufacturers.
a. Manufacturer
b. Manufacturer-dealer
c. Dealer
d. None of the above

Manufacturer

How well did you know this?

Not at all

Perfectly

These producers manufacture their
own line of items and sell together with
either consigned items or several brands
of single cylinder engines, pumps, pump
set, and other types of farm machinery.
a. Manufacturer
b. Manufacturer-dealer
c. Dealer
d. None of the above

Manufacturer-dealer

How well did you know this?

Not at all

Perfectly

They carry several items and brand
from varied sources and usually do not
engaged in manufacture and fabrication.
a. Manufacturer
b. Manufacturer-dealer
c. Dealer
d. None of the above

Dealer

How well did you know this?

Not at all

Perfectly

A manufacturer capable of mass producing agricultural machines for it has almost a complete line of equipment needed in manufacturing. a. Small-size manufacturer b. Medium-size manufacturer c. Large-size manufacturer d. None of the above

Large-size manufacturer

A manufacturing enterprise capable of manufacturing agricultural machines by piece only. a. Small-size manufacturer b. Medium-size manufacturer c. Large-size manufacturer d. None of the above

Small-size manufacturer

A manufacturer capable to operate and produce agricultural machine by batch and does mass production of small machines whenever needed. a. Small-size manufacturer b. Medium-size manufacturer c. Large-size manufacturer d. None of the above

Medium-size manufacturer

A classification of manufacturer that fabricate only one machine at a time and usually has one to two workers commissioned to do the entire work to produce the machine. a. By mass production b. By batch c. By piece d. None of the above

By piece

A classification of manufacturer that fabricate the machine in several number of pieces as per contract with the dealer. a. By mass production b. By batch c. By piece d. None of the above

By batch

A classification of manufacturer that produces a machine beyond the number of pieces produced in the batch system and still produce the machine, even without direct order or purchase from the customer or dealer, for possible unseen market. a. By mass production b. By batch c. By piece d. None of the above

By mass production

Which of the following organizations supports the agricultural machinery manufacturing industry in the Philippines. a. AMMDA – Agricultural Machinery Manufacturers and Distributors Association of the Philippines b. MIAP - Metal Industries Association of the Philippines c. LAMMA- Laguna Agro-Industrial Machinery Manufacturer Association, Inc. d. All of the above e. Two of the above

AOTA

The process of heating and cooling metals in their solid state so as to change their properties. a. Heat treatment b. Hardening c. Tempering d. None of the above

Heat treatment

Which of the following properties of metal that is changed by heat treatment? a. Hardness b. Toughness c. Machinability d. Elasticity e. All of the above f. Two of the above

AOTA

The resulting grain particle when steel is heated through its uppertransformation temperature and becomes a very hard steel when suddenly cooled. a. Very fine b. Coarse c. Very course d. None of the above

VERY FINE

The process of heating metal slowly to proper hardening temperature and then cooling rapidly by quenching in water, brine or oil. a. Hardening b. Tempering c. Quenching d. None of the above

Hardening

High-carbon steel when hardened becomes ___ due to internal stresses resulting from rapid cooling. a. soft b. hard c. very brittle d. None of the above

very brittle

Hardened piece of high-carbon steel to prevent cracks or shatters requires an additional heat treatment process called ___, which is done by allowing the material to slowly cool to ambient for a longer period of time, before it can be used. a. quenching b. tempering c. hardening d. None of the above

tempering

Which of the following statements is true? a. The amount of carbon content largely determine the maximum hardness the heat treatment will produce. b. The carbon content on steel makes steel hardening possible. c. Pure iron cannot be hardened by heat treatment. d. Plain carbon steel is composed principally of iron and carbon. e. All of the above f. Two of the above

AOTA

Which of the following welding equipment is most suitable in welding copper and aluminum? a. Arc welding machine b. MIG welding machine c. TIG welding machine d. All of the above

TIG welding machine

A welding process which uses liquefied petroleum gas and oxygen to melt metal and join them by means of fusion. a. Oxyacetylene welding b. TIG welding c. Plasma welding d. None of the above

NOTA

Which of the following welding equipment uses carbon dioxide gas as cooling element? a. Arc welding machine b. MIG welding machine c. TIG welding machine d. All of the above

MIG welding machine

Which of the following welding equipment uses argon gas as cooling element? a. Arc welding machine b. MIG welding machine c. TIG welding machine d. All of the above

TIG welding machine

Which of the following welding equipment does not use any gas as cooling element? a. Arc welding machine b. MIG welding machine c. TIG welding machine d. All of the above

Arc welding machine

The welding method commonly used for non-ferrous metal at relatively low temperature of around 427°C. a. Soldering b. Brazing c. TIG welding d. None of the above

Soldering

The solder used in soldering process consists of ___ lead and tin. a. 50/50 b. 40/60 c. 30/70 d. None of the above

50/50

In oxyacetylene welding, the taller cylinder is where the ___ is stored. a. oxygen b. acetylene c. carbon dioxide d. None of the above

oxygen

A material used as coating in metals to be joined by soldering in order to prevent oxidation. a. Acid b. Alkaline c. Flux d. None of the above

FLUX

A method of welding that uses nonferrous rod heated with oxyacetylene torch at a temperature relatively above 427°C. a. Soldering b. Brazing c. Resistance welding d. None of the above

Brazing

The flux used during brazing to remove oxidation on metals being joined. a. Borax powder b. Sodium borate c. All of the above d. None of the above

AOTA

The bronze welding rod used in brazing basically consists of ___ copper and zinc. a. 60/40 b. 50/50 c. 40/60 d. None of the above

60/40

The shorter but larger diameter storage tank of oxyacetylene welding is for ___. a. oxygen b. acetylene c. carbon dioxide d. None of the above

acetylene

Acetylene cylinder at full pressure contains ___. a. 150 psi b. 250 psi c. 350 psi d. None of the above

250 psi

Oxygen cylinder at full pressure contains ___. a. 1100 psi b. 2200 psi c. 3300 psi d. None of the above

2200 psi

The component of a welding machine used to mix the gas and the oxygen in an oxyacetylene welding equipment. a. Hose b. Torch c. Regulator d. None of the above

Regulator

Which of the following is not part of an oxyacetylene welding equipment? a. Oxygen and acetylene tanks b. Regulator c. Hose d. Blow pipe e. Lighter f. Tongs g. None of the above h. All of the above

NOTA

In oxyacetylene welding, if the mixture of oxygen is too much with the acetylene, it will produce ___. a. carbonizing flame b. oxidation flame c. neutral flame d. None of the above

oxidation flame

If acetylene is too much with the oxygen, it will produce ___. a. carbonizing flame b. oxidation flame c. neutral flame d. None of the above

carbonizing flame

If there is a proper mixture of acetylene and oxygen, it will produce ___. a. carbonizing flame b. oxidation flame c. neutral flame d. None of the above

neutral flame

ces of metal sheets together using the flow of electric current of around 120,000 Amp. a. Arc welding b. Plasma welding c. Resistance welding d. None of the above

Resistance welding

The other term used for resistance or spot welding. a. Full welding b. Tack welding c. Intermittent welding d. None of the above

Tack welding

Welding too long in resistance welding will create ___. a. good weld b. hole in metals being weld c. weak weld in metals d. None of the above

hole in metals being weld

Which of the following uses a fluxcoated welding rod? a. MIG welding equipment b. Oxyacetylene welding equipment c. Arc welding equipment d. None of the above

Arc welding equipment

E6013 electrode is used for ___. a. steel alloy b. mild steel c. tool steel d. None of the above

mild steel

E7025 is used for ___. a. steel alloy b. mild steel c. tool steel d. None of the above

steel alloy

The recommended current for 1/8-in. electrode. a. 60 amp b. 100 amp c. 250 amp d. None of the above

100 amp

The recommended current for 1/16 - in. electrode. a. 60 amp b. 100 amp c. 250 amp d. None of the above

60 amp

The recommended current for ¼-in. electrode. a. 60 amp b. 100 amp c. 250 amp d. None of the above

250 amp

Which of the following is not a machine tool? a. Lathe b. Shaper and planers c. Drill Press d. Mill machines e. Grinder f. None of the above

nota

A metal milling process of making the handle of a tool rough to provide a better grip. a. Boring b. Cutting c. Knurling d. None of the above

Knurling

Machine tools commonly used in making slots, keyways, etc. a. Drill press b. Lathe c. Shaper d. None of the above

Shaper

The process of forming metal by pushing it on a metal die. a. Extrusion b. Forging c. Rolling d. None of the above

Extrusion

A shop tool used for measuring the outside and inside diameter of a metal. a. Square b. Caliper c. Trammel d. None of the above

Caliper

A tool used to scribe large circle or arc in a piece of metal that works similarly with divider. a. Square b. Scriber c. Trammel d. None of the above

Trammel

A tool used to drive a cross recess screw. a. Ordinary flat-crew driver b. Phillip screw driver c. Allen wrench-screw driver d. All of the above

Phillip screw driver

A tool used to drive slotted machine screws. a. Ordinary flat-screw driver b. Phillip screw driver c. Allen wrench-screw driver d. All of the above

Ordinary flat-screw driver

A thermal cycle involving heating to, and holding at a suitable temperature and then cooling at a suitable rate for such purposes as reducing hardness, improving machinability, facilitating cold working, producing a desired microstructure, or obtaining desired mechanical or other properties. a. Annealing b. Stress relieving c. Case hardening d. Quenching and tempering e. None of the above

Annealing

A thermal cycle involving heating to a suitable temperature usually 1000 to 1200 F, holding long enough to reduce residual stress from either cold deformation or thermal treatment and the cooling slowly enough to minimize the development of new residual stresses. a. Annealing b. Stress relieving c. Case hardening d. Quenching and Tempering e. None of the above

Stress relieving

A one or more process of hardening steel in which the outer portion, or case, is made substantially harder then the inner portion, or core. a. Annealing b. Stress relieving c. Case hardening d. Quenching and Tempering e. None of the above

Case hardening

A process of reheating metal to a temperature below the transformation range and then cooling at any desired rate to improve the ductility and toughness of the material. a. Quenching b. Tempering c. Annealing d. None of the above

Tempering

A thermal process used to increase the hardness and strength of steel by austenitizing then followed by cooling at a rate sufficient to achieve partial or complete transformation of metal to martensite. a. Tempering b. Quenching c. Annealing d. None of the above

Quenching

It is one of the heat treatment processes of steel and other ferrous alloys where these materials are heated above their critical temperatures long enough for transformations to take place. a. Austenitizing b. Tempering c. Annealing d. None of the above

Austenitizing

Austenitizing temperature for different grades of carbon, alloys and tool steels. a. 100 C to below 400 C b. 400 C to 800 C c. Above 800 C to 1200 C d. None of the above

400 C to 800 C

Material formed in carbon steels by the rapid cooling (quenching) of the austenite form of iron at such a high rate that carbon atoms do not have time to diffuse out of the crystal structure in large enough quantities to form cementite (Fe3C). a. Austenitize b. Martensite c. All of the above d. None of the above

Martensite