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RoseWind [281]
3 years ago
15

Can someone help please and thank you:)

Physics
1 answer:
Ray Of Light [21]3 years ago
4 0

Answer:

The answer is C.

Explanation:

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Every piece of matter begins “Out of this world”
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Compare the light gathering power of a 1 meter diameter telescope to that of the human eye ,which has a diameter of roughly 2.5
lesantik [10]

Answer:

The telescope can gather light 1600 times more than the human eyes can!

Explanation:

The light gathering ability of an optical element is directly proportional to its area of opening.

So, in comparing the light gathering abilities for two objects, it is just the ratio of their area of opening.

Let the diameter of the telescope be D = 1 m

And the diameter of the human eyes be d = 2.5 cm = 0.025 m

Light gathering ability of the telescope compared to the eyes = D² ÷ d²

= (D²/d²) = (1²/0.025²) = 1600 times.

The telescope can gather light 1600 times more than the human eyes can!

Hope this Helps!!!

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4 years ago
A 5-mm-thick stainless steel strip (k = 21 W/m·K, rho = 8000 kg/m3, and cp = 570 J/kg·K) is being heat treated as it moves throu
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1170 Kelvin/meter

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4 years ago
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What three factors affect the acceleration of an object?
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Explanation:

The acceleration of an object depends directly upon the net force acting upon the object, and inversely upon the mass of the object. As the force acting upon an object is increased, the acceleration of the object is increased. As the mass of an object is increased, the acceleration of the object is decreased

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What is the effect of temperature on the solubility of a solid in a liquid? Check all correct elements that you included in your
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materials: solid dissolved in a liquid

independent variable: temperature

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I got it right

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