A 10-Inch Telescope (25

question 11

Multiple Choice

A 10-inch telescope (25.4 cm in diameter) is used to determine if what appears to be one star is actually two stars.Stars are so far away that they are essentially point sources.How close (in angle) can the two stars be and still be resolved by this telescope if it is focusing light of wavelength of 550 nm? (Consider only the limitation due to diffraction.)

• A) 4.2 × 10^-8 degree
• B) 2.6 × 10^-6 degree
• C) 3.0 × 10^-4 degree
• D) 1.5 × 10^-4 degree
• E) 6.6 × 10^-8 degree

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Definitions:

Ectopic Pregnancy

A pregnancy in which the fertilized egg implants outside the uterine cavity, leading to serious health risks.

Fallopian Tube

One of two uterine tubes extending toward an ovary.

Endometrium

The mucous membrane lining the interior of the uterus, which thickens during the menstrual cycle in preparation for possible implantation of an embryo.

Gestational Hypertension

A condition characterized by high blood pressure, edema, and protein in the urine, also referred to as pregnancy-induced hypertension.