This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Find the radius of a star image formed on the retina of the eye if the aperture diameter (the pupil) ... (Read 65 times)

KWilfred

  • Hero Member
  • *****
  • Posts: 570
on: Jul 28, 2018
Find the radius of a star image formed on the retina of the eye if the aperture diameter (the pupil) at night is 0.70 cm and the length of the eye is 3.0 cm. Assume the wavelength of starlight in the eye is 600 nm. (1 nm = 10-9 m)
 a. 5.2  10-4 m
  c. 2.6  10-6 m
  b. 3.1  10-6 m
  d. 2.6  10-4 m

Question 2

A binary star system in the constellation Orion has an angular separation between the stars of 10-5 radians. Assuming a wavelength of 700 nm, what is the smallest aperture (diameter) telescope that will just resolve the two stars? (1 nm = 10-9 m)
 a. 8.5 cm
  c. 6.1 cm
  b. 4.2 cm
  d. 3.0 cm


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

janieazgirl

  • Sr. Member
  • ****
  • Posts: 300
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

A


KWilfred

  • Member
  • Posts: 570
Reply 2 on: Jul 28, 2018
Excellent

jojobee318

  • Member
  • Posts: 298
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.

Did you know?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Stereo Image taken by NASA STEREO Probes launched in 2006; utilizing two Spacecrafts to image the Su Stereo Image taken by NASA STEREO Probes launched in 2006; utilizing two Spacecrafts to image the Su
Distribution of Rods and Cones on the Retina Distribution of Rods and Cones on the Retina
How to find the area of any triangle given its three sides How to find the area of any triangle given its three sides
How to find the distance of any line segment How to find the distance of any line segment
How to find the definite integral using the fundamental theorem of calculus (Part 2) How to find the definite integral using the fundamental theorem of calculus (Part 2)
How to find the domain when sine and cosine are in the same function How to find the domain when sine and cosine are in the same function
Video: Amniocentesis and CVS Animation

For a complete list of videos, visit our video library