E7 Flashcards by Jumely Arendon

Source of energy that includes nonpetroleum based fuels such as biomass and
solar energy.
a. Conventional energy source
b. Non–conventional energy source
c. Aota
d. Nota

b. Non–conventional energy source

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The part of the rotating shaft, axle,
roll or spindle that turns in a bearing.
a. Bolt
b. Journal bearing
c. Journal
d. Lubricant

c. Journal

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Based on PAES 248:2010 Fruit Dryer: What
is the maximum noise to be emitted by the
fruit dryer?
a. 92 dB
b. 99 dB
c. 86 dB
d. 97 dB

a. 92 dB

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An externally threaded fastener designed
for insertion through holes in assembled
parts, and normally tightened or released
by torquing a nut.
a. Bolt
b. Nut
c. Fastener
d. Lubricant

a. Bolt

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A block or sleeve having an internal
thread designed to assemble with the
external thread on a bolt, screw, stud or
other threaded part.
a. Nut
b. Fastener
c. Screw
d. Pitch

a. Nut

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Based on PAES 226: 2005 Agricultural
Machinery – Micromill: What is the minimum
milling recovery?
a. 50 %
b. 75 %
c. 90 %
d. 62%

d. 62%

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A headed pin of metal used for uniting
two or more pieces by passing the shank
through a hole in each piece and then by
beating or pressing down the plain end so
as to make a second head
a. Nut
b. Fastener
c. Screw
d. Rivet

d. Rivet

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Substances that cannot be melted and
remelted.
a. Polymer
b. Thermosets
c. Monomer
d. Covalent

b. Thermosets

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Based on PAES 242:2010 Biomass Furnace:
What is the minimum heating system
efficiency of the furnace for direct-fired?
a. 65%
b. 50%
c. 75%
d. 70%

a. 65%

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Surface of the plywood showing veneer
of higher grade than that of the back side
a. Exterior plywood
b. Face
c. Face-plywood
d. Fiberboard
11. Milled corn ker

b. Face

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Milled corn kernels with particle size
between 1.10 mm to 1.19 mm.
a. Grit # 10
b. Grit # 12
c. Grit # 14
d. Grit # 16

d. Grit # 16

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Machine used to remove the germ and
pericarp from the corn kernel.
a. Aspirator
b. Degerminator
c. Oscillating screen
d. Laboratory sieve shaker

b. Degerminator

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Based on PAES 220: 2004 Peanut Sheller:
What is the maximum unshelled loss?
a. 1.5%
b. 0.75%
c. 5%
d. 0.95%

c. 5%

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Process of reducing the corn kernels
into pieces of grits, germ and pericarp
with or without conditioning.
a. Degerminator
b. Dry milling
c. Oscillating screen
d. Laboratory sieve shaker

b. Dry milling

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Embryo of the kernel removed during the
degermination process.
a. Germ
b. Grit # 20
c. Main product
d. Floured corn

a. Germ

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Based on PAES 226: 2005 Agricultural
Machinery – Micromill: What is the maximum
noise level?
a. 99dB
b. 98dB
c. 91dB
d. 92dB

d. 92dB

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Grain which is heat damaged, weather
damaged, sprouted or distinctively damaged
by insects, water, fungi, and/or any means.
a. Broken grains
b. Immature grain
c. Cracked grain
d. Damaged grain

d. Damaged grain

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Classification system that indicates
the uniformity of grind in the resultant
product; sum of the weight fractions
retained above each sieve divided by 100.
a. Germ
b. Grit # 20
c. Main product
d. Fineness modulus

d. Fineness modulus

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Device use for grinding which is a
result of the impact between the particles
and hammers, which are mounted on a shaft
rotating along a horizontal axis.
a. Hammer mill
b. Degerminator
c. Roller mill
d. Rubber roll

a. Hammer mill

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Based on PAES 240:2010 Fans and
Blowers: In fan wheel with flat back plate,
how many degrees the air stream has to make
before exiting the fan housing?
a. one 90 degrees turns
b. two 90 degrees turns
c. three 90 degrees turns
d. half 90 degrees turns

b. two 90 degrees turns

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Cylindrical roll generally with
protrusions or flutes, used to gather,
compress and advance the crop into the
cutterhead.
a. Aspirator
b. Degerminator
c. Roller mill
d. Feedroll

d. Feedroll

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Forage chopper which uses a feeding
mechanism consisting of four or more feed
rolls to partially orient and advance the
crop at a consistent rate into the cutting
mechanism.
a. Forage chopper
b. Semi-precision-cut forage chopper
c. Precision-cut forage chopper
d. Throw-away type

c. Precision-cut forage chopper

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Based on PAES 226: 2005 Agricultural
Machinery – Micromill: What is the minimum
head rice?
a. 50 %
b. 25 %
c. 75%
d. 80%

a. 50 %

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Type of forage chopper where the
chopped materials are thrown away to the
front area of the machine.
a. Precision-cut forage chopper
b. Semi-precision-cut forage chopper
c. Random-cut forage chopper
d. Throw-away type

d. Throw-away type

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Mechanical device used for extracting fibers by crushing, beating and scraping actions effected by the rotating cylinder with equally spaced blades and breaker or scraper block the physical, chemical and morphological properties of fibers extracted. a. Household model b. Fiber decorticator c. Village model d. Micromill

b. Fiber decorticator

Based on PAES 252:2011 Coffee Pulper: What is the maximum scattering loss? a. 0.1% b. 0.3% c. 0.5% d. 0.7%

c. 0.5%

Type of driving mechanism that directly transfers energy or power from engine crankshaft or motor shaft to the fan/blower a. Variable Drive Fan/Blower b. Axial-Flow Fans/Blowers c. Belt-Drive Fan/Blower d. Direct-Drive Fan/Blower

d. Direct-Drive Fan/Blower

Fans that force the air to move parallel to the shaft on which the fan blades rotate. a. Variable Drive Fan/Blower b. Axial-Flow Fans/Blowers c. Belt-Drive Fan/Blower d. Direct-Drive Fan/Blower

b. Axial-Flow Fans/Blowers

Based on PAES 226: 2005 Agricultural Machinery – Micromill: What is the maximum bran? a. 50 % b. 10 % c. 90 % d. 80%

b. 10 %

Fans that are commonly used for supplying cool air to certain processes and exhausting hot or contaminated air and corrosive gases in buildings. a. Propeller Fan b. Centrifugal Fans c. Vane-Axial Fan d. Tube-Axial Fan

a. Propeller Fan

Fan that serves as exhausting material from an inlet duct. a. Propeller Fan b. Centrifugal Fans c. Vane-Axial Fan d. Tube-Axial Fan

d. Tube-Axial Fan

Based on PAES 220: 2004 Peanut Sheller: What is the maximum separation loss? a. 1.2% b. 0.1% c. 1% d. 2%

c. 1%

In this type of fan, the airflow passes twice through a fan wheel with forwardcurved blades. a. Fan with Conical Blowers b. Cross-Flow Blowers c. Vortex or Regenerative Blowers d. Roof Ventilators

b. Cross-Flow Blowers

Dehulled palay (husk/hull removed) with the bran layer still intact. a. Regular milled rice b. Overmilled rice c. Undermilled rice d. Brown rice

d. Brown rice

Conical structure or orifice rings that are being used at the end of testing duct of fan/blower to enable variation in air volumetric flow rate. a. Fan/blower b. Static air power c. Throttling device d. Pitot tube

c. Throttling device

Enclosed structure for intense heating by fire using any biomass like woodchips, corncobs and rice hulls as fuel. a. Biomass furnace b. Grate c. Hearth d. Workload

a. Biomass furnace

Based on PAES 242:2010 Biomass Furnace: What is the rice hull angle of repose? a. 30°-36° b. 30°-40° c. 35°-50° d. 35°-35°

c. 35°-50°

Materials to be processed (i.e. dried, burned, melted, etc.) using biomass furnace. a. Biomass furnace b. Grate c. Hearth d. Workload

d. Workload

Flue gas and other products of combustion go into the dryer. a. Wet type biomass furnace indirectfired b. Cyclonic direct-fired biomass furnace c. Direct-fired biomass furnace d. Indirect-fired biomass furnace

c. Direct-fired biomass furnace

Fine and powder-like particles parenchymatous cells that are extracted from the coconut husk. a. Coconut husk b. Coconut powder c. Coconut peat d. Coconut coir

c. Coconut peat

Power transmission device used to transmit power and motion between two shafts consisting of flat belts which ride in flat pulleys. a. V-pulley drive b. Flat belt drive c. V-belt drive d. Flat belt

b. Flat belt drive

Keys with a tapered longitudinal section. a. Parallel keys b. Flat belt keys c. Taper keys d. Woodruff keys

c. Taper keys

Essentially a split and bolted sleeve coupling, proportioned to clamp firmly on the shafts a. Clamp shaft coupling b. Flange face coupling c. Flexible couplings d. Rubber-flexible coupling

a. Clamp shaft coupling

Based on PAES 243: 2010 Biomass Furnace – Methods of Test: What is the maximum moisture content for rice hulls to meet the efficient burning? a. 7% b. 12% c. 14% d. 13%

a. 7%

Are designed to connect shafts which are misaligned either laterally or angularly. a. Clamp shaft coupling b. Flexible couplings c. Rubber-flexible coupling d. Rigid couplings

b. Flexible couplings

Based on PAES 226: 2005 Agricultural Machinery – Micromill: What is the maximum broken grains? a. 25 % b. 50 % c. 90 % d. 80%

b. 50 %

Are used to connect shafts with much larger values of misalignment than can be tolerated by the other types of flexible couplings. a. Clamp shaft coupling b. Flange face coupling c. Universal joint d. Rubber-flexible coupling

c. Universal joint

Chemical compound with higher molecular weight consisting of a number of structural units linked together by covalent bonds. a. Polymer b. Covalent c. Copolymer d. Monomer

a. Polymer

Based on PAES 252:2011 Coffee Pulper: What is the minimum purity? a. 95% b. 98% c. 91% d. 93%

b. 98%

Substances that melt on heating and are processes in this state by a variety of extrusion and molding process. a. Thermoplastic b. Covalent c. Copolymer d. Monomer

a. Thermoplastic

Based on PAES 220: 2004 Peanut Sheller: What is the maximum blower loss? a. 0.5% b. 1.5% c. 2.5% d. 3.5%

a. 0.5%

Type of threshing cylinder wherein threshing is done between bar-like protrusions in parallel orientation laid on the periphery of the cylinder and stationary bars built into or attached to the concave grate. a. Peg-tooth cylinder b. Threshing unit c. Rasp-bar cylinder d. Threshing element

c. Rasp-bar cylinder

Based on PAES 228:2005 Agricultural Machinery –Fiber Decorticator: What is the minimum fiber recovery for abaca? a. 3.37 % b. 4.37 % c. 1.9 % d. 80%

a. 3.37 %

54. Part of the threshing unit that rotates about an axis and it is equipped with either pegs, rasp bars, or wire loops on its periphery. a. Peg-tooth cylinder b. Threshing unit c. Through flow thresher d. Threshing cylinder

d. Threshing cylinder

Attachments of the threshing cylinder such as pegtooth, wire-loop and rasp-bar that detaches the grains from the panicles. a. Peg-tooth cylinder b. Threshing unit c. Through flow thresher d. Threshing element

d. Threshing element

Based on PAES 256:2011 Corn Picker: What is the minimum field efficiency? a. 95% b. 85% c. 75% d. 65%

d. 65%

Type of threshing cylinder wherein wires of the same arc and size are attached. a. Upper concave b. Wire-loop cylinder c. Rasp-bar cylinder d. Lower concave

b. Wire-loop cylinder

A semi-circular shaped grate at the upper portion of the threshing cylinder with louvers which assist threshing and axial movement of the straw. a. Upper concave b. Wire-loop cylinder c. Rasp-bar cylinder d. Lower concave

a. Upper concave

Bran outer layer of the brown rice consisting of the aleurone cells covering the endosperm of the rice grain. a. Bran b. Rice hull c. Aota d. Nota

a. Bran

Grains obtained after the removal of hull and bran. a. Regular milled rice b. Milled rice c. Undermilled rice d. Well-milled rice

b. Milled rice

Rice mill that employs a series of two or more whitening machines. a. Rubber roll type b. Friction type c. Abrasive type d. Multi-pass rice mill

d. Multi-pass rice mill

Ratio of the weight of grains that do not break in the process of milling and with a size of three-fourth (3/4) or more of the whole grain to the total weight of milled rice, expressed in percent. a. Percent regular milled rice b. Percent head rice c. Percent undermilled rice d. Percent well-milled rice

b. Percent head rice

Outermost rough covering of the palay grain (palea and lemma) consisting of the empty glumes, floral glumes, and awn. a. Bran b. Rice hull c. Aota d. Nota

b. Rice hull

Based on PAES 242:2010 Biomass Furnace: What is the corncob angle of repose? a. 30°-40° b. 35°-50° c. 35°-35° d. 30°-36°

d. 30°-36°

Type of rice mill using rubber roll huller and utilizes friction and/or combination of other types of whitener. a. Rubber roll type b. Friction type c. Abrasive type d. Single-pass rice mill

a. Rubber roll type

Rice mill that employs only one whitening machine. a. Rice mill b. Cone “cono” type c. Abrasive type d. Single-pass rice mill

d. Single-pass rice mill

Component of a rice mill that removes the bran layer in the brown rice. a. Polisher b. Paddy grader c. Destoner d. Whitener

d. Whitener

Type of whitening machine consisting of a cylinder or cone coated with abrasive material such as emery stone or any similar materials enclosed in a perforated steel housing. a. Rice mill b. Cone “cono” type c. Abrasive type d. Single-pass rice mill

c. Abrasive type

Based on PAES 244:2010 Biomass Shredder: What is the maximum recommended noise for biomass shredder? a. 98 dB b. 96 dB c. 97 dB d. 92 dB

b. 96 dB

Milled corn kernels with particle size between 1.2 mm to 1.4 mm a. Grit # 10 b. Grit # 12 c. Grit # 14 d. Grit # 16

c. Grit # 14

Based on PAES 228:2005 Agricultural Machinery –Fiber Decorticator: What is the minimum fiber recovery for banana? a. 0.37 % b. 1.37 % c. 3.9 % d. 0.59%

d. 0.59%

Cleaner that uses air to separate lower density material from the corn kernels/corn grits such as floured corn, germ and bran. a. Aspirator b. Degerminator c. Oscillating screen d. Laboratory sieve shaker

a. Aspirator

Based on PAES 220: 2004 Peanut Sheller: What is the minimum shelling recovery? a. 97.0% b. 95.0% c. 99.0% d. 93.0%

d. 93.0%

Shelled corn kernels where the germ and pericarp have been removed. a. Corn ear b. Kernel c. Degerminated corn kernels d. Whole kernels

c. Degerminated corn kernels

Based on PAES 254:2011 Abaca Stripper: What is the maximum stripping loss? a. 20% b. 40% c. 60% d. 80%

a. 20%

Equipment with definite shaking motion used to sort the size of the milled materials using standard screen sieves. a. Aspirator b. Degerminator c. Oscillating screen d. Laboratory sieve shaker

d. Laboratory sieve shaker

Rotating part of the chipping machine that holds the cutting knives. a. Chipping machine b. Cutting disc c. Header d. Reel

b. Cutting disc

Based on PAES 246:2010 Dehusked Corn Dryer: What is the required airflow rate of drying air for dehusked corn dryer? a. 15 to 40 m3/min per cubic meter of dehusked corn b. 15 m3/min per cubic meter of dehusked corn c. 40 m3/min per cubic meter of dehusked corn d. 45 m3/min per cubic meter of dehusked corn

a. 15 to 40 m3/min per cubic meter of dehusked corn

Portion of the combine comprising the mechanism for gathering, and cutting, stripping or picking the crop. a. Chipping machine b. Cutting disc c. Header d. Reel

c. Header

Revolving slats or arms with battens arranged parallel to the cutter bar to hold the crop being cut by the knife and to push and guide it to a conveyor platform or feeder conveyor auger. a. Chipping machine b. Cutting disc c. Header d. Reel

d. Reel

Mobile grain-harvesting machine for cutting, picking, stripping or picking up crop, threshing, separating, cleaning and conveying grain into a grain hopper and depositing harvest residue onto the ground. a. Rice stripper b. Rice combine c. Rice reaper d. Corn reaper

b. Rice combine

Type of micromill with milling capacity of 50 kg/h to less than 100 kg/h. a. Household model b. Fiber decorticator c. Village model d. Micromill

a. Household model

Friction type rice mill performing simultaneous hulling and whitening operations and having a milling capacity of 50-250 kg/h. a. Household model b. Fiber decorticator c. Village model d. Micromill

d. Micromill

Biomass fuels are fed on the combustion chamber in cyclonic manner using a blower. The biomass fuels in this type of furnace are burned while in suspension. a. Wet type biomass furnace indirectfired b. Cyclonic direct-fired biomass furnace c. Dry type biomass furnace indirectfired d. Indirect-fired biomass furnace

b. Cyclonic direct-fired biomass furnace

Indirect-fired biomass furnace this type of biomass furnace shall use a heat exchanger to prevent flue gas and other products of combustion to go with the drying air. a. Wet type biomass furnace indirectfired b. Cyclonic direct-fired biomass furnace c. Direct-fired biomass furnace d. Indirect-fired biomass furnace

d. Indirect-fired biomass furnace

Heat resisting lining of the furnace using layer/s of fire bricks. a. Monolithic lining b. Concrete lining c. Brick lining d. Ceramic fiber lining

c. Brick lining

Heat resisting lining of the furnace using aggregates and bonding agent(s). a. Monolithic lining b. Concrete lining c. Brick lining d. Ceramic fiber lining

a. Monolithic lining

Method that uses tuxying knife to thrust one side of the leaf sheath and make a cut between the upper and the inner portions of the material to be able to extract the tuxies. a. Bacnis method b. Locnit method c. Tuxy d. Tuxying

b. Locnit method

Based on PAES 230: 2005 Coconut Oil Expeller: What is the minimum percent crude oil recovery of oil expeller? a. 60% b. 50% c. 40% d. 30%

a. 60%

Separating the outer layer from inner layer of leaf sheath which is at most 1.8 mm of abaca leaf sheath either by locnit method (using tuxying knife) or bacnis method (using bolo. a. Bacnis method b. Locnit method c. Tuxy d. Tuxying

d. Tuxying

Based on PAES 218: 2004 Forage Chopper: What is the required maximum noise level? a. 99 dB b. 92 dB c. 96 dB d. 90 dB

c. 96 dB

Cylindrical gear whose tooth traces are helices, it transmits rotational motion and power between two parallel axes. a. Helical gear b. Taper gear c. Spur gear d. Bevel gears

a. Helical gear

Based on PAES 228:2005 Agricultural Machinery –Fiber Decorticator: What is the minimum fiber recovery for maguey? a. 2.97 % b. 3.75 % c. 1.9 % d. 10%

b. 3.75 %

Mechanical grain dryer wherein the grain in fixed volume is held in the drying chamber in batches until the grain reaches the desired moisture content. a. Flatbed type b. Recirculating type c. Batch type d. Recirculating type

c. Batch type

Based on PAES 220: 2004 Peanut Sheller: What is the minimum shelling efficiency? a. 95% b. 91% c. 99% d. 92%

a. 95%

Total amount of heat utilized to vaporize moisture in the material, expressed in kj/kg of h2o. a. Heat utilization b. Airflow rate c. Plenum d. Moisture gradient

a. Heat utilization

Based on PAES 254:2011 Abaca Stripper: What is the maximum noise level? a. 92 dB b. 99 dB c. 96 dB d. 97 dB

c. 96 dB

Percentage of grains free of foreign matter. a. Broken grains b. Immature grain c. Purity d. Damaged grain

c. Purity

Machine used to remove the hull and bran of the palay to produce milled rice and consists mainly of hulling and whitening assembly. a. Rice mill b. Cone “cono” type c. Abrasive type d. Single-pass rice mill

a. Rice mill

Based on PAES 244:2010 Biomass Shredder: What is the minimum shredding efficiency? a. 80% b. 90% c. 85% d. 70%

b. 90%

E7 Flashcards

(100 cards)