Wind energy MCQ

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Wind energy

Question 1 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Where was the first windmill founded?
A
Europe
B
Asia
C
Russia
D
Persia
Question 2 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
When multiple utility scale wind turbines are placed together they are referred to as:
A
wind group
B
wind farm
C
wind turbines
D
wind gathering
Question 3 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Drawbacks to wind energy - if a windy area is sparsely populated, what would be the best thing to do?
A
Develop a grid system to transfer electricity
B
Bring in more turbines and station them everywhere
C
A sparse population is actually a good thing
D
None of the above
Question 4 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which sentences from the text explain why wind power is good news for the planet? Choose the two best answers.
A
And wind is free and clean, so it does not produce harmful pollution.
B
Wind, however, is a renewable resource.
C
Every year, more companies are placing wind machines near communities.
D
Only (A) & (B)
Question 5 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Wind turbines can be
A
on or off
B
terrestrial or marine
C
onshore or offshore
D
renewable oe non renewable
Question 6 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
How long has wind energy been used
A
Since 5,000 BC
B
Since the 1700's
C
Right when Jesus was born
D
5,000 years ago
Question 7 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following statements is NOT a primary factor which determines how much energy wind turbines can produce?
A
The size and orientation of the blades.
B
The amount of wind turning the rotor.
C
The visual impact they can cause.
D
The aerodynamic design.
Question 8 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Wind power is easy to build and expand.
A
True, all of this information is correct.
B
False, it's easy to build but not expand.
C
False, it's easy to expand but not build.
D
False, all this information is incorrect
Question 9 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What does a wind vane do?
A
show wind speed
B
show wind amount
C
show wind direction
D
show wind color
Question 10 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
2 types of micro wind suitable for domestic installation
A
building mounted turbines
B
pole mounted free standing turbines
C
100000mw turbines
D
Only (A) & (B)
Question 11 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Where can wind farms be located?
A
Seashore
B
Building
C
Street
D
Neighbourhood
Question 12 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Choose the renewable energy sources.
A
biomass petroleum coal
B
geothermal solar uranium
C
wind solar biomass
D
coal, natural gas, propane
Question 13 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What Is Wind Energy
A
wind energy helps us to eat
B
wind energy is a sorce of hydroelectric energy
C
wind energy is a form of solar energy
D
None of the above
Question 14 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
By definition, renewable energy is energy generated from ..... resources and is naturally .....
A
natural, kept
B
nonrenewable, restored
C
Earth's, replenished
D
natural, replenished
Question 15 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
How much of our power is created by this energy
A
2.2 0r 295 billion kilowatt hour
B
7.1% 0r 295 billion kilowatt hour
C
5.7% or 295 billion kilowatt hour
D
0.7% or 295 billion kilowatt hour
Question 16 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
How do we move the blades which control are we using?
A
Count with I from 1 to 10
B
Pause
C
Move
D
Repeat
Question 17 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
If an electric heater supplies 200 joules of heat energy to a cup of water, but only 150 joules is actually absorbed by the water, the remainder is 'wasted' by heating the cup and the room, the percentage energy efficiency of this process is said to be:
A
100%
B
75%
C
50%
D
25%
Question 18 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The wind is the movement of air caused by differences in .....
A
Air pressure
B
The Earth's mass
C
The Earth's density
D
Greenhouse gases
Question 19 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
How do they help the nacelle?
A
The controller helps by telling the yaw motor to move the nacelle; monitors other turbine activity
B
The gearbox helps the nacelle by converting the rotation of the rotor from 22RPM into 1500RPM for the generator
C
The generator helps the nacelle making usable electricity using magnets and copper wire
D
All of the above
Question 20 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Winds are generated by .....
A
air moving from high to low pressure areas
B
heat absorbed and then released by the Earth
C
air moving from low to high pressure areas
D
Only (A) & (B)
There are 20 questions to complete.