wind Flashcards by darylle r.

What type of energy is wind energy?
a. Chemical energy
b. Kinetic energy
c. Thermal energy
d. Nuclear energy

b. Kinetic energy

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How is wind energy harnessed?
a. Using solar panels
b. Using wind turbines
c. Using hydroelectric dams
d. Using geothermal plants

b. Using wind turbines

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Which of the following best describes wind energy?
a. A non-renewable energy source
b. A clean and sustainable power source
c. A source of pollution
d. A fossil fuel-based energy

b. A clean and sustainable power source

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Which of the following is NOT an example of wind energy usage?
a. Powering windmills
b. Propelling sailboats
c. Generating electricity through wind turbines
d. Producing gasoline

d. Producing gasoline

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What makes wind energy an inexhaustible source?
a. It is made from oil reserves
b. Wind continuously replenishes itself
c. It relies on finite resources
d. It can only be used once

b. Wind continuously replenishes itself

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What was the total global wind capacity in 2023?
a. 1,015 GW
b. 500 GW
c. 1,221 GW
d. 741 GW

a. 1,015 GW

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What is the expected global wind capacity addition by 2030?
a. 1,015 GW
b. 2,510 GW
c. 741 MW
d. 1,221 GW

d. 1,221 GW

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What legislation in the United States supports wind energy through tax credits?
a. Renewable Energy Act
b. Inflation Reduction Act (IRA)
c. Clean Energy Fund Act
d. Wind Energy Development Bill

b. Inflation Reduction Act (IRA)

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What is the most common type of wind turbine used for utility-scale applications?
a. Horizontal Axis Wind Turbines (HAWT)
b. Vertical Axis Wind Turbines (VAWT)
c. Offshore Floating Turbines
d. Hybrid Wind Turbines

a. Horizontal Axis Wind Turbines (HAWT)

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How many factors affecting the global and local wind energy demand?
a. 5
b. 6
c. 9
d. 7

a. 5

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What type of generator is commonly used in fixed-speed wind turbines?
a. Synchronous Generator
b. Induction Generator
c. Direct Current Generator
d. Solar Generator

b. Induction Generator

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What is the main function of the nacelle in a wind turbine?
a. To store energy
b. To provide weight balance
c. To house key mechanical elements like the gearbox and generator
d. To support the foundation

c. To house key mechanical elements like the gearbox and generator

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Why are floating offshore wind turbines important?
a. They are cheaper than onshore wind turbines
b. They are used for small-scale power generation
c. They allow wind energy deployment in deep waters
d. They require less maintenance than fixed turbines

c. They allow wind energy deployment in deep waters

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This is a large, heavy structural block of concrete in the ground that supports the entire turbine
and the forces acting on it?
a. Foundation
b. Nacelle
c. Turbines
d. Towers

a. Foundation

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It is made from lightweight composite materials for durability and efficiency?
a. Power converter
b. Generators
c. The rotor and hub
d. Blades

d. Blades

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It is used to step up the rotor speed to match generator requirements?
a. Gearboxes
b. Tower
c. Blades
d. Converter

a. Gearboxes

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What is the total capacity of China?
a. 442
b. 443
c. 115
d. 441

d. 441

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Wind power now meets around _________ of global electricity demand, indicating its increasing
role in the energy mix.
a. 10%
b. 35%
c. 75%
d. 95%

a. 10%

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In the Philippines, what is the estimated potential offshore wind?
a. 209 GW
b. 297 GW
c. 207 GW
d. 222 GW

c. 207 GW

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What percentage that the coal contributed?
a. 24.7%
b. 25%
c. 26%
d. 28%

a. 24.7%

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Which of the following is NOT a historical use of wind energy?
a. Propelling boats
b. Grinding grain
c. Powering modern computers
d. Pumping water

c. Powering modern computers

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In 2023, the global wind industry installed a record of how much new capacity?
a. 50 GW
b. 76 GW
c. 117 GW
d. 1015 GW

c. 117 GW

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Which country led in wind capacity additions in 2023?
a. United States
b. Germany
c. China
d. India

c. China

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What is the projected CAGR for the Philippines’ wind energy market between 2025 and 2034?
a. 10.5%
b. 19.1%
c. 25.0%
d. 34.4%

b. 19.1%

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How many years is Gansu Wind Farm in China operating? a. 15 b. 14 c. 12 d. 13

a. 15

What is the total planned capacity of the Gansu Wind Farm in China? a. 4 GW b. 8.1 GW c. 20 GW d. 6 GW

c. 20 GW

Which wind farm is expected to power approximately 400,000 Swedish households? a. Markbygden Wind Farm b. Hornsea Wind Farm c. Gansu Wind Farm d. Caparispisan Wind Farm

a. Markbygden Wind Farm

Which wind farm is known as the first wind farm in Southeast Asia? a. Burgos Wind Farm b. Bangui Wind Farm c. San Lorenzo Wind Farm d. Pililla Wind Farm

b. Bangui Wind Farm

Who is the primary operator of the Dogger Bank Wind Farm? a. Ørsted b. Trans Asia Renewable Energy Corporation c. Equinor d. Alternergy Philippine Holdings Corporation

c. Equinor

Which wind farm in the Philippines integrates battery energy storage using lithium-ion technology? a. Caparispisan Wind Farm b. Nabas Wind Farm c. Puerto Galera Wind Farm d. Pililla Wind Farm

c. Puerto Galera Wind Farm

Which onshore wind farm in the Philippines has the highest total capacity? a. Burgos Wind Farm b. Bangui Wind Farm c. San Lorenzo Wind Farm d. Nabas Wind Farm

a. Burgos Wind Farm

What is the total number of wind turbines planned for the Dogger Bank Wind Farm? a. 278 b. 277 c. 167 d. 998

b. 277

Which wind farm is being developed across the provinces of Jiuquan, Inner Mongolia, Hebei, Xinjiang, Jiangsu, and Shandong? a. Dogger Bank Wind Farm b. Hornsea Wind Farm c. Gansu Wind Farm d. Markbygden Wind Farm

c. Gansu Wind Farm

Which Philippine wind farm is connected to Meralco’s distribution grid? a. Nabas Wind Farm b. Pililla Wind Farm c. San Lorenzo Wind Farm d. Puerto Galera Wind Farm

b. Pililla Wind Farm

Which wind farm is the first wind project to be nominated for the Philippine feed-in-tariff (FIT) scheme? a. Caparispisan Wind Farm b. Nabas Wind Farm c. Burgos Wind Farm d. Bangui Wind Farm

c. Burgos Wind Farm

What is the operator of the Burgos Wind Farm? a. North Luzon Renewable Energy Corporation b. EDC Burgos Wind Power Corporation (EBWPC) c. Ørsted d. PHESI

b. EDC Burgos Wind Power Corporation (EBWPC)

Which wind farm supplies power to 20 barangays in Aklan? a. San Lorenzo Wind Farm b. Puerto Galera Wind Farm c. Nabas Wind Farm d. Bangui Wind Farm

c. Nabas Wind Farm

The Dogger Bank Wind Farm is located in which sea? a. North Sea b. South China Sea c. Baltic Sea d. West Philippine Sea

a. North Sea

What is the wind turbine model used in Pililla and San Lorenzo Wind Farms? a. Siemens SWT-3.0-101 b. Gamesa G90-2.0 MW c. Vestas V90-3 MW d. Vestas 2.2 MW

c. Vestas V90-3 MW

Which offshore wind farm was the first in the world to exceed 1 GW capacity? a. Dogger Bank Wind Farm b. Hornsea Wind Farm c. Gansu Wind Farm d. Markbygden Wind Farm

b. Hornsea Wind Farm

Which of the following is an advantage of onshore wind energy compared to offshore? a. Higher wind speeds b. More cost-effective c. Reduced environmental impact d. Higher generation capacity

b. More cost-effective

What is a key environmental benefit of wind energy? a. Increased greenhouse gas emissions b. Reduction in carbon emissions c. Higher water usage d. Soil contamination

b. Reduction in carbon emissions

What is Betz’s Law related to? a. Solar energy efficiency b. Wind turbine efficiency limitations c. Geothermal energy output d. Biomass energy conversion

b. Wind turbine efficiency limitations

Which renewable energy source has a more predictable daily cycle than wind energy? a. Hydropower b. Biomass energy c. Solar energy d. Geothermal energy

c. Solar energy

What is a major challenge for wind energy due to its variability? a. High construction costs b. Intermittency c. Land requirements d. Wildlife impact

b. Intermittency

The global wind energy market is expected to grow at a CAGR of what percentage in the next five years? a. 10.00% b. 25.66% c. 34.4% d. 45.66%

d. 45.66%

What is a common cause of death for wind turbine technicians? a. Electrocution b. Falls c. Collisions with birds d. Ice throws

b. Falls

What is the Renewable Energy Act in the Philippines primarily focused on? a. Regulating fossil fuel use b. Promoting renewable energy development c. Controlling electricity prices d. Managing water resources

b. Promoting renewable energy developmen

What is a feed-in tariff (FIT)? a. A tax on imported wind turbine equipment b. A guaranteed fixed rate for electricity from renewable source c. A policy to limit wind farm construction d. A program for training wind turbine technicians

b. A guaranteed fixed rate for electricity from renewable source

What is a "flying blade" incident related to wind turbines? a. Birds hitting turbine blades b. Ice forming on blades c. Pieces of blades breaking off and flying through the air d. Blades causing electrical fires

c. Pieces of blades breaking off and flying through the air

What was the cause of turbine fire in Michigan’s Harvest Wind II (2019)? a. Bird collision b. Electrical fire c. Lightning d. Ice accumulation

b. Electrical fire

In the Juniper Canyon fire, what was a major challenge faced by firefighters? a. No water supply b. Radio interference c. Remote location and difficult terrain d. Wind turbine collapse

c. Remote location and difficult terrain

In the Netherlands incident, what type of turbine caught fire? a. GE 3.6 b. Siemens 2.3 c. Vestas V-66 d. Mitsubishi MWT95

c. Vestas V-66

What often makes offshore wind energy more complex than land-based wind? a. Easier installation b. Expensive grid interconnection and transmission c. Lack of environmental laws d. Low wind speeds

b. Expensive grid interconnection and transmission

Which Philippine law governs the development of renewable energy? a. Energy Safety Act b. Power Reform Act c. Renewable Energy Act d. Clean Air Act

c. Renewable Energy Act

Under the Green Energy Option Programme, who can choose to get power from renewable sources? a. Farmers only b. Any resident c. Only government offices d. Users consuming at least 100kW

d. Users consuming at least 100kW

What is an “ice throw” in wind energy? a. Ice being flung from the blades b. Ice generated by wind turbines c. Ice melting from the turbine base d. Ice formed inside turbine gears

a. Ice being flung from the blades

Which chemical engineering principle is used in calculating stress and fatigue in turbine blades? a. Electrochemistry b. Kinetics c. Thermodynamics d. Materials science

d. Materials science

Which of the following forces are critical in wind turbine blade design? a. Buoyancy and gravity b. Lift and drag c. Tension and compression d. Magnetic and electric

b. Lift and drag

In fluid mechanics, which tool is commonly used to simulate wind flow patterns? a. Bernoulli Equations b. Thermodynamic tables c. CFD (Computational Fluid Dynamics) d. Mass Spectrometry

c. CFD (Computational Fluid Dynamics)