The Eyepiece of a Compound Microscope Has a Focal Length

question 19

Multiple Choice

The eyepiece of a compound microscope has a focal length of 2.50 cm and the objective has a focal length of 1.60 cm.The two lenses are separated by 15.0 cm.The microscope is used by a person with normal eyes (near point at 25 cm) .What is the angular magnification of the microscope?

• A) 78 x
• B) 94 x
• C) 195 x
• D) 234 x
• E) 125 x

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Definitions:

Limited Warranty

A warranty with certain conditions and limitations on the parts, time, type of defect, or other factors warrantied.

Warranty

An assurance, either express or implied, by one party that the other party can rely on its representations of fact; in sales, a binding promise regarding a product in the event that the product does not meet the manufacturer’s or seller’s promises.

Written Warranty

A documented guarantee provided by a manufacturer or seller, detailing the conditions under which a product can be returned, replaced, or repaired.

Magnuson-Moss Act

A federal law that governs warranties on consumer products to protect buyers from deceptive warranty practices.