An Object 1

question 42

Multiple Choice

An object 1.80 cm tall is placed 100 cm in front of a diverging lens having a focal length of magnitude 25 cm.A converging lens with a focal length of magnitude 33.33 cm is placed 30 cm past the first lens.What is the lateral magnification of this system of lenses?

• A) 2.5
• B) -2.5
• C) -0.40
• D) 1.0
• E) 0.40

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Definitions:

Hydrophobic

Characteristic of molecules or substances that do not readily mix with water.

Hydrophilic

Describes molecules or substances that are attracted to water and dissolve well in it.

Linoleic Acid

An essential polyunsaturated fatty acid belonging to the omega-6 fatty acid family, necessary for human health but cannot be synthesized by the human body.

HBr

Hydrobromic acid, a strong acid used in organic synthesis, notably for the addition of bromine across double bonds in alkenes.