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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q
  1. To gradually move a tractor from stop, what should be
    released while pressing the accelerator?
A

CLUTCH

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q
  1. To roll the tractor set at first gear in a flat land, what
    should be foot-pressed?
A

ACCELERATOR

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q
  1. To slow down the tractor running at first gear in a flat land, what should be foot-pressed?
A

CLUTCH

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q
  1. To gradually stop a fast running tractor, what should be foot-pressed?
A

Clutch and Brake

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q
  1. What is the safest gear setting for a descending tractor in a 10% slope?
A

First gear

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q
  1. In a routinary check before using the tractor, what should be checked first?
A

Brake

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q
  1. A new battery is to be installed to a tractor. What battery terminal should be connected first?
A

Negative

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q
  1. What kind of hitch is best for a non-hydraulic disk plow?
A

3-point hitch

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q
  1. What kind of hitch is best for a tractor trailer?
A

1-point hitch

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

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

A

Alternator

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

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

A

Lift force

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

What component of force is used in savonius windmills?

A

Drag force

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
The type of pump is appropriate for multi-bladed windmills.
Reciprocating
26
While the windmill is in operation, what efficiency can exceed 100%?
Volumetric
27
What wind energy resource is located about 10-16 km from Earth surface with velocity over 150 kph?
Jet stream
28
In multi-bladed windpumps, which part is responsible in converting rotational movement to reciprocating action?
Connecting rod
29
What tail type of multi-bladed windpump is more effective for windy areas?
Hinged side vane
30
In wind farm development, which should be done first?
Wind velocity measurement
31
In multi-bladed windpump manufacturing, which should be done first?
Jig
32
To have bigger water displacement volume in windpumps, which should be increased?
Crank arm
33
In windmill design, what should be the average rotor blade twist angle in degrees to have a tip speed ratio of 1:1?
45
34
If typical overall efficiency of savonius windmills is 7-10%, what is the typical overall efficiency of aerogenerators?
90-95%
35
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?
3 m/s
36
Which battery is designed for slow charging and slow discharging?
Solar battery
37
Kind of battery useful in solar-powered energy systems. A. Lead-acid battery B. Automotive battery C. Solar battery D. AOTA
AOT
38
Material used in solar cells.
Silicon with little boron
39
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?
16-19 V
40
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?
20-22 V
41
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?
11-13 V
42
A 260 kw hydro power plant is classified as
Minihydro
42
Under Philippine classification, what is the maximum power rating for microhydro?
100 kw
43
In solar panel installation, which positive polarity wire should be connected last to the battery control unit?
Low amperage
44
Refers to machines collectively.
Machinery
45
The process of dealing with or controlling things.
Management
46
The action of promoting and selling products or services, including market research and advertising.
Marketing
47
Which one is a part of a vertical feed mixer? A. Screw B. Hopper C. Discharge chute D. AOTA
AOTA
48
A feed mixer tested to have mixing coefficient of variation of 10-15% is rated as
GOOD
49
As a standard, stripping efficiency of the mechanized stripping machine shall be at least
80%
50
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?
Increase blades
51
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?
Elongate crank arm
52
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?
Tower height
53
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?
250 kg/min
54
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?
563 kg/h
55
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?
475 kg/h
56
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.
1,750 tonnes
57
The benefits to society regardless of who in the society receives the benefits.
Economic benefit
58
Benefits less costs excluding depreciation.
Cash flow
59
one-time expense?
investment
60
Annually recurring cost.
Operating cost
61
Land is an example of
Investment
62
Manager’s salary is an example of
Operating cost
63
The cash component of investment.
Operating capital
64
Contingency is normally what percentage of investment cost?
10%
65
The scrap value of a property?
Salvage value
66
What is market price deducted by tax.
Shadow price
67
The equivalent value of a property at any given year.
Book value
68
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%.
Php 281,250
69
What feasibility indicator is best for determining how fast the project recovers the investment?
Payback period
70
What feasibility indicator is best for determining how much can you gain from a certain project?
NPV
71
What feasibility indicator is normally compared to bank’s interest rate?
IRR
72
Which among the feasibility indicators is best for determining project performance?
NPV
73
What analysis is done to determine the degree of project feasibility at various scenarios?
Sensitivity analysis
74
What feasibility analysis uses shadow prices?
Economic analysis
75
What feasibility analysis uses market prices?
Financial analysis
76
Which situation is better and attainable for a good economy?
Low discount rate
77
The normal combined discount and inflation rate of the Philippines.
8-12%
78
The discounted cash flow at project start is always equal to ____.
Net cash flow
79
The price at which there is no loss or gain.
Break-even price
80
The discount rate when the Net Present Value is zero.
IRR
81
What is the effect of increasing inflation rate to discounted cash flow at project start? A. Increases B. Decreases C. Fluctuates D. None
none
82
when discount rate increases?
NPV decreases
83
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?
-7
84
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?
Farm-to-market road
85
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%.
Php1,825,000
86
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?
SSIP
87
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?
Microhydro
88
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?
Yes
89
In what year was the Implementing Rules and Regulations (IRR) of the Philippine Agricultural and Biosystems Engineering Act of 2016 approved?
2022
90
What law is known as the Philippine Agricultural and Biosystems Engineering Act of 2016?
RA 10915
91
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.
Engineering science
92
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.
AQUACULTURE
93
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.
Valid certificate of registration
94
Agricultural and Biosystems Automation and Instrumentation refers to the use and application of agricultural and biosystems ________.
Sensors
95
Agricultural and Biosystems Resource Conservation and Management refers to measures of conservation and proper management of agricultural and _______ resources.
Biological
96
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.
Bio-processing
97
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.
Bio-information
98
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.
Distribution
99
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.
Manufacture
100
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.
Technical
101
The ____ earned by the professional shall be required in the renewal of professional license.
CPD credit units
102
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.
P500,000
103
In Section 17 of RA 10915, which one is not a scope of Land and Water Resources Engineering?
Meteorology
104
Which republic act is known as the Philippine Agri-Fishery Mechanization Law?
RA 10601
105
Under RA 10915, which one is not under the scope of Land and Water Resources Engineering?
Meteorology
106
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.
Yes
107
In Washington Accord, the contract of ABE services signed in the Philippines is valid in another Washington Accord member country.
No
108
As provided in Article V Section 20 of AFMech Law, all agricultural and fisheries machinery manufacturers, fabricators, assemblers, and importers must register with the __________.
BAFE
109
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. ________.
AMTEC