Two Converging Lenses, the First with Focal Length 10

question 33

Multiple Choice

Two converging lenses, the first with focal length 10.0 cm and the second with focal length 20.0 cm, are separated by 40.0 cm. An object, 3.00 cm in height, is placed 30.0 cm in front of the first lens. What is the height of the final image?

• A) 3.00 cm
• B) 1.50 cm
• C) 6.00 cm
• D) 12.0 cm
• E) 24.0 cm

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Definitions:

Mode

The value that appears most frequently in a data set.

Median

A statistical measure denoting the middle value in a data set, where half the numbers are above and half below.

Mean

A statistical measure that calculates the average value of a set of numbers by adding all the numbers together and dividing by the count of those numbers.

Mode

The value that appears most frequently in a given set of data.