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tekilochka [14]
2 years ago
13

Hydroelectric power plants can generate huge amounts of electricity. Which of these statements best describes the impact of a hy

droelectric power plant on the environment?
It pollutes the air.
It reduces the level of groundwater.
It causes floods in vast areas of land.
It contaminates surface water by dumping wastes.
Physics
2 answers:
Zarrin [17]2 years ago
7 0
The best answer is that it reduces the level of ground water
kotykmax [81]2 years ago
5 0

It can cause flooding in vast ares of land


∵


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Sphinxa [80]

Answer:

The first minimum would be observed at 41.57°

Explanation:

v = 340m/s = speed of sound

f = 610Hz

d = 0.840m

λ = ?

Mλ = wsinθ

m = mth order minima

λ = wavelength incident on the single slit

θ = angular position of the mth minima

But, λ = v / f

λ = 340 / 610 = 0.557m

θ = sin⁻(mλ/d)

θ = sin⁻ [(1 * 0.557) / 0.840]

θ = sin⁻ 0.6635

θ = 41.57°

The first minimum would be observed at 41.57°

4 0
3 years ago
The gas sample has now returned to its original state of 1.00 atm, 20.0 ∘c, and 1.00 l. what will the pressure become if the tem
steposvetlana [31]

At a constant volume and number of moles of the gas the ratio of T and P is equal to some constant. At another set of condition, the constant is still the same. Calculations are as follows:

T1/P1 = T2/P2

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P2 = 473.15 x 1.00 / 293.15

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3 0
3 years ago
Define the physics quantity of work
umka2103 [35]

Explanation:

Work done is the force applied to move a body through a specific or particular direction.

It is also the difference in the amount of energy expended in using an effort.

 Work done is given as;

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d is the displacement

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5 0
2 years ago
Which of the following would increase the amount of electricity generated by a wind turbine
kotykmax [81]

Higher wind speeds would increase the amount of electricity generated by a wind turbine.

<h3>What is a power plant?</h3>

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Stronger winds produce greater power because they enable the blades to revolve more quickly. Greater mechanical and electrical power from the generator result from faster spinning.

Hence, higher wind speeds would increase the amount of electricity generated by a wind turbine.

To learn more about the power plant, refer to the link;

brainly.com/question/7670779

#SPJ1

8 0
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NNADVOKAT [17]

Answer:

They get it from the air and soil. They also take energy from the sun.

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