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Andru [333]
2 years ago
11

What are the necessary condition for the production of sound

Physics
2 answers:
andre [41]2 years ago
8 0

Explanation:

You need two, maybe three things - something that's vibrating, a medium for those vibrations to propagate in, and a listener to hear it or recording equipment to pick it up

Brilliant_brown [7]2 years ago
7 0

Answer:

You must not be inside a vacuum.

Explanation:

If you are inside a vacuum, then sound will be unable to travel as it requires the vibration of other molecules in order to spread.

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The forklift exerts a 1,500.0 N force on the box and moves it 3.00 m forward to the stack. How much work does the forklift do ag
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A 40-kg uniform semicircular sign 1.6 m in diameter is supported by two wires as shown. What
garri49 [273]

Answer:

T1 = 131.4 [N]

T2 = 261 [N]

Explanation:

To solve this problem we must make a sketch of how will be the semicircle, for this reason we conducted an internet search, to find the scheme of the problem. This scheme is attached in the first image.

Then we make a free body diagram, with this free body diagram, we raise the forces that act on the body. Since it is a problem involving static equilibrium, the sum of forces in any direction and moments must be equal to zero.

By performing a sum of forces on the Y axis equal to zero we can find an equation that relates the forces of tension T1 & T2.

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T2 = 261 [N]

The free body diagram and the developed equations can be seen in the second attached image.

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3 years ago
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Your answer is:

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