To practice Problem-Solving Strategy 24.2 Image formation by a thin lens. An obj

Question

To practice Problem-Solving Strategy 24.2 Image formation by a thin lens. An object is placed 27.5 cm to the left of a converging lens with focal length 11.0 cm . If the image has a height of magnitude 2.00 cm , what is the height ho of the object?

Part A: Draw a ray diagram that illustrates the situation described in the problem. The object and two principal rays have been provided for you. In addition, the focal point F of the lens is labeled. Draw the refracted rays and the image. Note that this drawing will not be to scale and is just a sketch of the situation.

mentProblemID-61984756 Sig a Thin Lens reset 2 vector sum k delete elements!attributes vector sum delete element l attributes add elementv bject Rayl Hints MY Answers Give Up Incorrect: Try Again

Explanation / Answer

1/u + 1/v = 1/f

u = 27.5 cm

f = 11 cm

v = 18.33 cm

m = -v/u = hi/ho

-18.33/27.5 = 2/ho

ho = 3 cm

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