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Question 1

1 / 1 pts

An object is 1.0 cm tall and its erect image is 5.0 cm tall. What is the exact magnification?

5.0 (with margin: 0.0)
Question 2

0.5 / 0.5 pts

When using the Lens Equation, a virtual image has a

positive image distance
positive object distance
negative image distance
negative object distance
Question 3

0.5 / 0.5 pts

If light rays actually converge to the image point, the image is said to be a real image and the image distance is positive. If the rays diverge, they should be extended backward with dashed lines to the common image point where they appear to meet. The image is said to be a virtual image.


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