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5. ABE - TAMBONG REVIEWER PART 1-3 > PART 1 > Flashcards

PART 1 Flashcards

1
Q
  1. The time rate of doing work or delivering energy,
    expressed as the amount of work done W or transferred
    energy divided by the time elapsed t or computed as
    W/t.
A

Power

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2
Q
  1. What is the battery nominal voltage of a 4-wheel 90-hp
    tractor?

A. 12 Vac
B. 24 Vdc
C. 9 Vdc
D. 12 Vdc

A

D. 12 Vdc

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3
Q
  1. The battery of a 24-volt combine harvester needs to be replaced. Two 12-volt batteries are to be used as its replacement. What should be the connection of the
    batteries?
A

SERIES

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4
Q
  1. The 12-volt battery of a boom sprayer was drained. A 12-
    volt battery attached to a vehicle can be used for starting the
    engine. Jumper wires are available. What should be the
    connection of the two batteries to facilitate starting?
A

PARALLEL

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5
Q
  1. A tractor cannot start due to defective battery. It is being
    pushed by workers while lever is set to first gear. What should
    be foot-pressed and released abruptly to start engine?
A

CLUTCH

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6
Q
  1. To gradually move a tractor from stop, what should be
    released while pressing the accelerator?
A

CLUTCH

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7
Q
  1. To roll the tractor set at first gear in a flat land, what
    should be foot-pressed?
A

ACCELERATOR

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8
Q
  1. To slow down the tractor running at first gear in a flat land, what should be foot-pressed?
A

CLUTCH

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9
Q
  1. To gradually stop a fast running tractor, what should be foot-pressed?
A

Clutch and Brake

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10
Q
  1. What is the safest gear setting for a descending tractor in a 10% slope?
A

First gear

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11
Q
  1. In a routinary check before using the tractor, what should be checked first?
A

Brake

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12
Q
  1. To roll a tractor from stop and neutral position with engine off in a sloping land, what should be foot-pressed?
A

Clutch

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13
Q
  1. The connection to the tractor of an erratic battery is to be stopped quickly. What battery terminal should be
    disconnected first?
A

Positive

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14
Q
  1. A new battery is to be installed to a tractor. What battery terminal should be connected first?
A

Negative

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15
Q
  1. The battery drains while tractor is not in use. What battery terminal should be disconnected when tractor is not in
    use?
A

Positive

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16
Q
  1. What kind of hitch is best for a non-hydraulic disk plow?
A

3-point hitch

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17
Q
  1. What kind of hitch is best for a tractor trailer?
A

1-point hitch

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18
Q
  1. A 24-volt battery of a pineapple harvesting conveyor needs to be charged on field using 12-volt solar modules.
    What is the minimum number of solar modules required?
A

2

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19
Q
  1. A 12-volt battery of a boom sprayer needs to be charged on field using 6-volt solar modules with 2 modules in
    parallel to speed up charging. How many solar modules are required?
A

4

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20
Q
  1. What is the actual horsepower of a tractor which can do 149.2 kw-hrs of work in 2 hours?
A

100 hp

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21
Q
  1. What is the electrical energy consumption of a 30-kw vermin cast production shredder plugged in a 220-volt
    source if it requires 3 hours to shred 3 tonnes of farm waste?
A

0.03 kwh/kg

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22
Q

In an aerogenerator exceeding 100 kw capacity, which part is responsible in converting rotational movement to
electricity?

A

Alternator

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23
Q

What component of force is used in multi-bladed windmills?

A

Lift force

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24
Q

What component of force is used in savonius windmills?

A

Drag force

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25
Q

The type of pump is appropriate for multi-bladed windmills.

A

Reciprocating

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26
Q

While the windmill is in operation, what efficiency can exceed 100%?

A

Volumetric

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27
Q

What wind energy resource is located about 10-16 km from Earth surface with velocity over 150 kph?

A

Jet stream

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28
Q

In multi-bladed windpumps, which part is responsible in converting rotational movement to reciprocating
action?

A

Connecting rod

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29
Q

What tail type of multi-bladed windpump is more effective for windy areas?

A

Hinged side vane

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30
Q

In wind farm development, which should be done first?

A

Wind velocity measurement

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31
Q

In multi-bladed windpump manufacturing, which should be done first?

A

Jig

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32
Q

To have bigger water displacement volume in windpumps, which should be increased?

A

Crank arm

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33
Q

In windmill design, what should be the average rotor blade twist angle in degrees to have a tip speed ratio of
1:1?

A

45

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34
Q

If typical overall efficiency of savonius windmills is 7-10%, what is the typical overall efficiency of
aerogenerators?

A

90-95%

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35
Q

If a multi-bladed windpump has a tip-speed ratio of 1:1, what windspeed is needed to have its rotor tip move at
3.2 m/s?

A

3 m/s

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36
Q

Which battery is designed for slow charging and slow discharging?

A

Solar battery

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37
Q

Kind of battery useful in solar-powered energy systems.

A. Lead-acid battery
B. Automotive battery
C. Solar battery
D. AOTA

A

AOT

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38
Q

Material used in solar cells.

A

Silicon with little boron

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39
Q

In a sunny 12:00 noon in the Philippines, what is the likely voltage reading of solar pump without battery when
load is in turned on?

A

16-19 V

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40
Q

In a sunny 12:00 noon in the Philippines, what is the likely voltage reading of solar battery charger when no
battery is being charged?

A

20-22 V

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41
Q

At 8:00 P.M. in the Philippines, what is the likely voltage reading of a solar home system when all loads are
turned on?

A

11-13 V

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42
Q

A 260 kw hydro power plant is classified as

A

Minihydro

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42
Q

Under Philippine classification, what is the maximum power rating for microhydro?

A

100 kw

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43
Q

In solar panel installation, which positive polarity wire should be connected last to the battery control unit?

A

Low amperage

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44
Q

Refers to machines collectively.

A

Machinery

45
Q

The process of dealing with or controlling things.

A

Management

46
Q

The action of promoting and selling products or services, including market research and
advertising.

A

Marketing

47
Q

Which one is a part of a vertical feed mixer?

A. Screw
B. Hopper
C. Discharge chute
D. AOTA

A

AOTA

48
Q

A feed mixer tested to have mixing coefficient of variation of 10-15% is rated as

A

GOOD

49
Q

As a standard, stripping efficiency of the mechanized stripping machine shall be at least

A

80%

50
Q

A 6-bladed windmill with 8 meters rotor diameter and 45 degrees twist angle is to be modified due to
insufficient starting torque. What should be done?

A

Increase blades

51
Q

A windmill with 6 meters rotor diameter, 5 cm pump diameter and 2 cm crank arm is to be modified due to low
volumetric efficiency. What should be done?

A

Elongate crank arm

52
Q

A 3-bladed 40-meter tall aerogenerator with 20 meters rotor radius designed for 6 m/s wind can’t rotate.
Average windspeed at rotor center is 5.5 m/s. Which part needs to be increased?

A

Tower height

53
Q

A 2-tonne capacity Jatropha oil expeller was loaded full with dried Jatropha seeds in 3 minutes. It produced
750 kg of crude oil in 3 hours. What is its crude oil production rate?

A

250 kg/min

54
Q

A castor bean oil expeller was loaded with 4.5 tonnes dried castor bean seeds. It produced 2,250 kg of crude oil
in 4 hours. What is its castor bean cake production rate?

A

563 kg/h

55
Q

A 10-tonne capacity coconut oil expeller was loaded full with grated copra. It produced 5,000 kg of crude oil in
10 hours. What is the copra cake production rate of the machine at 95% cake collection efficiency?

A

475 kg/h

56
Q

What is the weight of agricultural waste that is needed annually to optimally operate a 26-ampere 6-kw vermi
cast production shredder having a capacity of 0.3 tonne of waste per hour? It optimally operates 16 hours daily
during the 4-month peak sunny months and 8 h/day at 26 days/month for the rest of the year.

A

1,750 tonnes

57
Q

The benefits to society regardless of who in the society receives the benefits.

A

Economic benefit

58
Q

Benefits less costs excluding depreciation.

A

Cash flow

59
Q

one-time expense?

A

investment

60
Q

Annually recurring cost.

A

Operating cost

61
Q

Land is an example of

A

Investment

62
Q

Manager’s salary is an example of

A

Operating cost

63
Q

The cash component of investment.

A

Operating capital

64
Q

Contingency is normally what percentage of investment cost?

A

10%

65
Q

The scrap value of a property?

A

Salvage value

66
Q

What is market price deducted by tax.

A

Shadow price

67
Q

The equivalent value of a property at any given year.

A

Book value

68
Q

Using simplest computation method, what is the annual depreciation of a tractor purchased at Php 2,500,000 if
its life span is assumed at 8 years? Salvage value is 10%.

A

Php 281,250

69
Q

What feasibility indicator is best for determining how fast the project recovers the investment?

A

Payback period

70
Q

What feasibility indicator is best for determining how much can you gain from a certain project?

A

NPV

71
Q

What feasibility indicator is normally compared to bank’s interest rate?

A

IRR

72
Q

Which among the feasibility indicators is best for determining project performance?

A

NPV

73
Q

What analysis is done to determine the degree of project feasibility at various scenarios?

A

Sensitivity analysis

74
Q

What feasibility analysis uses shadow prices?

A

Economic analysis

75
Q

What feasibility analysis uses market prices?

A

Financial analysis

76
Q

Which situation is better and attainable for a good economy?

A

Low discount rate

77
Q

The normal combined discount and inflation rate of the Philippines.

A

8-12%

78
Q

The discounted cash flow at project start is always equal to ____.

A

Net cash flow

79
Q

The price at which there is no loss or gain.

A

Break-even price

80
Q

The discount rate when the Net Present Value is zero.

A

IRR

81
Q

What is the effect of increasing inflation rate to discounted cash flow at project start?

A. Increases
B. Decreases
C. Fluctuates
D. None

A

none

82
Q

when discount rate increases?

A

NPV decreases

83
Q

At project start, the net cash flow of the cassava processing venture is -7 million pesos due to loan and revenue is
not materialized yet. Discount rate is 10%. What is the value of the discounted cash flow in million pesos at
project start?

A

-7

84
Q

Using financial feasibility analysis, the Net Present Values (NPVs) of farm-to-market road, irrigation and flood
control projects are 22.5, 7.5 and -3.1 million pesos, while the Internal Rate of Returns (IRRs) are 15%, 7% and
2.1%, respectively. Annual discount plus inflation rate is 10%. Which project shall be implemented?

A

Farm-to-market road

85
Q

Using straight line depreciation method, what is the book value at the end of the third year of a tractor purchased
at Php 2,500,000 if its life span is assumed at 10 years? Salvage value is 10%.

A

Php1,825,000

86
Q

Using economic feasibility analysis, the Net Present Values (NPVs) of small water impounding project (SWIP),
shallow tubewell, small scale irrigation project (SSIP) are -0.5, -0.9 and 0 million pesos, respectively. The
proposed projects are owned by the government. Which project is economically feasible?

A

SSIP

87
Q

Microhydro, solar electrification and covered lagoon biodigester projects are evaluated for financial feasibility.
Each requires PHP 20,000,000 investment. Only one project can be funded. The financial internal rates of return
are 15%, 9% and 8%, respectively. Annual discount plus inflation rate is 10%. Which project shall be
implemented?

A

Microhydro

88
Q

A banana production and export project is being evaluated for financial feasibility. At 12% annual discount rate, it
has the following feasibility indicators: net present value of 1.8 billion pesos and internal rate of return of 58%. If
annual discount rate drops to 9%, will it be feasible?

A

Yes

89
Q

In what year was the Implementing Rules and Regulations (IRR) of the Philippine Agricultural and Biosystems
Engineering Act of 2016 approved?

A

2022

90
Q

What law is known as the Philippine Agricultural and Biosystems Engineering Act of 2016?

A

RA 10915

91
Q

Agricultural and Biosystems Engineering refers to the application of ________ and designs to the processes and
systems involved in the sustainable production, post production and processing of safe food, feed, fiber, timber
and other agricultural and biological materials and the efficient utilization, conservation, and management of
natural and renewable resources in order to enhance human health in harmony with the environment.

A

Engineering science

92
Q

In ABE law, agricultural and biosystems consist of crops, forestry and other plants, poultry, livestock, fisheries
and _____ resources and other animals, wildlife and other living things.

A

AQUACULTURE

93
Q

Agricultural and Biosystems Engineer refers to a person who is registered and licensed to practice agricultural
and biosystems engineering in the country and who holds a ________ and professional identification card from
the Board of Agricultural and Biosystems Engineering and the PRC.

A

Valid certificate of registration

94
Q

Agricultural and Biosystems Automation and Instrumentation refers to the use and application of agricultural
and biosystems ________.

A

Sensors

95
Q

Agricultural and Biosystems Resource Conservation and Management refers to measures of conservation and
proper management of agricultural and _______ resources.

A

Biological

96
Q

In RA 10915, agricultural and _________ refers to local activity or series of activities to maintain or raise the
quality or change the form or characteristics of agricultural, fishery, forestry and biological products/materials.

A

Bio-processing

97
Q

Agricultural and _______ System refers to utilization of information systems, database, and other information
management tools for agricultural use, biological systems modeling to understand the mutual response between
life and the environment.

A

Bio-information

98
Q

Agricultural and Biosystems Power and Machinery refers to farm power and machinery for the production,
harvesting, processing, storage, manufacture, preserving, transporting and _____ of agricultural and biological
products/materials.

A

Distribution

99
Q

Agricultural and Biosystems Buildings and Structures refer to buildings and structures for the production,
harvesting, processing, storage, ______, preserving, transporting and distribution of agricultural and biological
products/materials.

A

Manufacture

100
Q

In Section 36 or ABE law, the existing Philippine Agricultural Engineering Standards (PAES) shall be
transformed into a Philippine Agricultural and Biosystems Engineering Standards and shall serve as Code of
______ Standards.

A

Technical

101
Q

The ____ earned by the professional shall be required in the renewal of professional license.

A

CPD credit units

102
Q

Any person who violates any of the provisions of RA 10915, upon conviction, shall be penalized by a fine of not
less than P100,000 but not more than ___, or imprisonment of not less than 6 months but not more than 5 years,
or both fine and imprisonment, at the court discretion.

A

P500,000

103
Q

In Section 17 of RA 10915, which one is not a scope of Land and Water Resources Engineering?

A

Meteorology

104
Q

Which republic act is known as the Philippine Agri-Fishery Mechanization Law?

A

RA 10601

105
Q

Under RA 10915, which one is not under the scope of Land and Water Resources Engineering?

A

Meteorology

106
Q

Under Washington Accord, an Agricultural and Biosystems Engineer who passed licensure examination in the
Philippines can practice his/her profession in another Washington Accord member country.

A

Yes

107
Q

In Washington Accord, the contract of ABE services signed in the Philippines is valid in another Washington
Accord member country.

A

No

108
Q

As provided in Article V Section 20 of AFMech Law, all agricultural and fisheries machinery manufacturers,
fabricators, assemblers, and importers must register with the __________.

A

BAFE

109
Q

As provided in Article VI Section 27 of AFMech Law, the ___________ is designated as the premier and
reference testing center in the country for agricultural and fisheries machinery. ________.

A

AMTEC

5. ABE - TAMBONG REVIEWER PART 1-3 (3 decks)

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