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puteri [66]
2 years ago
9

A researcher determined the amount of electrical energy entering a neon lighted sign and compared it with the amount of light pr

oduced by the sign. The researcher found that the amount of light energy produced was less than the amount of electrical energy used.
Select the best explanation of this observation.

Group of answer choices

a. Some of the energy was destroyed during the conversion.

b. Some energy was created during the conversion.

c. Some of the energy is converted into thermal energy.

d. Not all of the electrical energy entering the neon sign was used.
Physics
1 answer:
andriy [413]2 years ago
3 0

The best explanation of the observation of the researcher is that some of the energy is converted into thermal energy (option C).

<h3>How does energy transfer?</h3>

Energy, according to the law of conservation of energy, cannot be created nor destroyed but transformed.

According to this question, a researcher found that the amount of light energy produced in a neon lighted sign was less than the amount of electrical energy used.

This suggests that some of the energy is converted into thermal energy.

Learn more about energy at: brainly.com/question/1932868

#SPJ1

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Hope this helped!

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Why do tides happen every 50 minuets?
Ivan
Because of the moon and earth. The earth spins on its axis (it's tilted) and the moon orbits the earth every 28 days.
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If an object has two forces that are equal in magnitude, but acting on it in opposite directions, what are some possible things
Oksi-84 [34.3K]

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5 0
3 years ago
A child of mass M is swinging on a swing set. The ropes attaching the swing to the top bar have length L. Find the gravitational
myrzilka [38]

Answer:

(a) 0

(b) 10ML

(c) 10ML(1 - cos(\theta))

(d) 10ML(1 + sin(\phi))

Explanation:

(a) When hanging straight down. The child is at the lowest position. His potential energy with respect to this point would also be 0.

(b) Since the rope has length L m. When the rope is horizontal, he is at L (m) high with respect to the lowest swinging position. His potential energy with respect to this point should be

E_h = mgh = 10ML

where g = 10m/s2 is the gravitational acceleration.

(c) At angle \theta from the vertical. Vertically speaking, the child should be at a distance of Lcos(\theta) to the swinging point, and a vertical distance of L - Lcos(\theta) to the lowest position. His potential energy to this point would be:

E_{\theta} = mgh = 10M(L - Lcos(\theta)) = 10ML(1 - cos(\theta))

(d) at angle \phi from the horizontal. Suppose he is higher than the horizontal line. This would mean he's at a vertical distance of Lsin(\phi) from the swinging point and higher than it. Therefore his vertical distance to the lowest point is L + Lsin(\phi) = L(1 + sin(\phi))

His potential energy to his point would be:

E_{\phi} = mgh = 10ML(1 + sin(\phi))

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4 years ago
Kwanzaa farts apple juice
8_murik_8 [283]

Answer:

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Explanation:

7 0
3 years ago
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