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

Author Question: A telescope is used to view two small lights separated by 2.0 cm at a distance of 500 m. What ... (Read 7 times)

Zoey63294

  • Hero Member
  • *****
  • Posts: 539
on: Jul 28, 2018
A telescope is used to view two small lights separated by 2.0 cm at a distance of 500 m. What minimum objective lens diameter is needed to just resolve these objects if their wavelength is 656 nm?
 a. 2.0 cm
  c. 1.2 cm
  b. 1.0 cm
  d. 2.4 cm

Question 2

Which of the following primarily determines the resolution of a telescope?
 a. the diameter of the eyepiece
  c. the focal length of the objective
  b. the diameter of the objective
  d. the barrel length


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

dellikani2015

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jul 28, 2018
Answer to Question 1

A

Answer to Question 2

B


Zoey63294

  • Member
  • Posts: 539
Reply 2 on: Jul 28, 2018
YES! Correct, THANKS for helping me on my review

bblaney

  • Member
  • Posts: 323
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Areas of Referred Pain, Anterior View Areas of Referred Pain, Anterior View
The vocal cords within the larynx, superior view from the pharynx. The vocal cords within the larynx, superior view from the pharynx.
Small nuclear RNAs (snRNA), 100-200 bp in length, form part of the splicing mechanisms to process mR Small nuclear RNAs (snRNA), 100-200 bp in length, form part of the splicing mechanisms to process mR
A cross-sectional view of a typical zirconia oxygen sensor. A cross-sectional view of a typical zirconia oxygen sensor.
Sagittal section, medial view of the pons Sagittal section, medial view of the pons
Video: Summation - defined, spatial, temporal & AP generation or not

For a complete list of videos, visit our video library