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| 1 | |
When the object is between the focal point and the converging lens, the image is… |
| | A) | smaller than the object. |
| | B) | larger than the objected. |
| | C) | inverted. |
| | D) | closer to the lens than is the object. |
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| 2 | |
For diverging lenses, the image is always… |
| | A) | upright and virtual. |
| | B) | upright and real. |
| | C) | inverted and virtual. |
| | D) | inverted and real. |
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| 3 | |
What are all the variables in the thin lens equation? |
| | A) | distance from the lens to the object and height of the object |
| | B) | distance from the lens to the image and height of image |
| | C) | focal length, height of the image, and height of the object |
| | D) | focal length, distance from the lens to the object, and distance from the lens to the image |
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| 4 | |
What are all the variables in the magnification equation? |
| | A) | focal length and height of image |
| | B) | focal length, height of the image, and height of object |
| | C) | height of the image and height of the object |
| | D) | focal length, height of the image, and height of the object |
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| 5 | |
When an object is farther from a converging lens than the focal point, the image is always… |
| | A) | inverted and real. |
| | B) | upright and virtual. |
| | C) | inverted and virtual. |
| | D) | upright and real. |
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| 6 | |
Which equation uses focal length in its calculations? |
| | A) | magnification equation |
| | B) | thin lens equation |
| | C) | the magnification equation and the thin lens equation |
| | D) | neither the magnification equation nor the thin lens equation |
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