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Sergio039 [100]
3 years ago
10

Calculate the energy

Physics
2 answers:
OleMash [197]3 years ago
4 0

Answer:

8550 Joules of energy.

Explanation:

  • The bell is situated at the top of the tower, <u>height = 45m</u>
  • Weight of the bell,<u> F = 190 N</u>
  • The workdone by the gravitational force = <u>F.hcos180°</u>
  • As a result, when the body is 45 meters above the earth, gravitational force (e.g., weight) works downward. As a result, the angle formed by the force and h = 180°.
  • Therefore the <u>workdone</u> by the gravitational force = 190 × 45 × -1

                                                                                             = -8550 J

  • Thus, potential energy = neg of workdone
  • = -(-8550 J) = 8550 J
Inga [223]3 years ago
4 0
8550 Joules of Energy, hope this helps! :)
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If Susan exerted a force of 5 newtons and the output force of the machine is 15
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A number line goes from negative 5 to positive 5. Point D is at negative 4 and point E is at positive 5. A line is drawn from po
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The location of the point F that partitions a line segment from D to E (\overline{DE}), that goes from <u>negative 4</u> to <u>positive 5,</u> into a 5:6 ratio is fifteen halves (option 4).  

We need to calculate the segment of the line DE to find the location of point F.

Since point D is located at <u>negative -4</u> and point E is at <u>positive 5</u>, we have:

\overline{DE} = E - D = 5 - (-4) = 9

Hence, the segment of the line DE (\overline{DE}) is 9.

Knowing that point F partitions the line segment from D to E (\overline{DE}) into a <u>5:6 ratio</u>, its location would be:

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Therefore, the location of point F is fifteen halves (option 4).

Learn more about segments here:

  • brainly.com/question/24472171?referrer=searchResults
  • brainly.com/question/13270900?referrer=searchResults

       

I hope it helps you!

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