A Microscope Has an Objective Lens with an Aperture Diameter

question 68

Multiple Choice

A microscope has an objective lens with an aperture diameter 0.70 cm.A monochromatic light source of wavelength 580 nm is used to illuminate the object.It is determined that the minimum angle of resolution is 1.13 x 10^-4 rad.If the present lens were replaced by one with an aperture of diameter 0.90 cm,what would the minimum angle of resolution now become? (1 nm = 10^-9 m)

• A)2.6 x 10^-4 rad
• B)3.6 x 10^-4 rad
• C)1.8 x 10^-4 rad
• D)1.5 x 10^-4 rad

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Definitions:

Ounces

A unit of weight used primarily in the United States, equal to one-sixteenth of a pound or about 28.35 grams.

Healthy Skin

The state of the skin being well-nourished, hydrated, and free from diseases or disorders.

Breakfast

The first meal of the day, usually eaten in the morning.

Retain Water

The tendency of the body to hold onto excess fluid in tissues, often leading to swelling or edema.