Answer:
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Explanation:
Answer:
2649600 Joules
Explanation:
Efficiency = 40%
m = Mass of air = 92000 kg
v = Velocity of wind = 12 m/s
Kinetic energy is given by

The kinetic energy of the wind is 6624000 Joules
The wind turbine extracts 40% of the kinetic energy of the wind

The energy extracted by the turbine every second is 2649600 Joules
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The correct answer is "Some substances must be dissolved in water before they can be used".
my bad i clicked the wrong question to do sorry i wish i could help but im dumb lol
A. Radio waves
Have the lowest frequencies