Purchase Solution

Lenses/telescope

Not what you're looking for?

Ask Custom Question

Hi. Can someone please show me how to do the following problem? Thank you.

"The Moon has an angular size of 0.50° when viewed with unaided vision from Earth. Suppose the Moon is viewed through a telescope with an objective whose focal length is 51 cm and an eyepiece whose focal length is 51 mm. What is the angular size of the Moon as seen through this telescope?"

Purchase this Solution
Solution Summary

The solution includes calculations to find the angular size of the moon as seen through a telescope.

Solution Preview

First we know that the angular magnification of the telescope M is given by:

M = theta' / ...

Purchase this Solution
Free BrainMass Quizzes
Classical Mechanics

This quiz is designed to test and improve your knowledge on Classical Mechanics.

Variables in Science Experiments

How well do you understand variables? Test your knowledge of independent (manipulated), dependent (responding), and controlled variables with this 10 question quiz.

Introduction to Nanotechnology/Nanomaterials

This quiz is for any area of science. Test yourself to see what knowledge of nanotechnology you have. This content will also make you familiar with basic concepts of nanotechnology.

Intro to the Physics Waves

Some short-answer questions involving the basic vocabulary of string, sound, and water waves.

The Moon

Test your knowledge of moon phases and movement.

View More Free Quizzes
Related BrainMass Solutions

  • Galilean Telescope Lenses

    40411 Galilean Telescope Lenses Consider a Galilean telescope, as illustrated in Figure 27-23, constructed from two lenses with focal lengths of 70.8 cm and -15.7 mm. Please see attached. Please see the attachment for solution.

  • Galileo's Original Telescope

    When this telescope is focused on an indefinitely distant object, its angular magnification is +3. a. What is the focal length of the eyepiece? b. What is the distance d between the two lenses? Please see the attached file.

  • Huygens ocular and exit pupil.

    A Huygens ocular is constructed of 2 thin lenses of focal length 10 cm and 5 cm, respectively, separated by 7.5 cm. The ocular is used in an astronomical telescope whose objective is 30 cm to the left of the front lens of the ocular.

  • Telescope Optics

    If the sailor's relaxed eye focuses objects at a distance of 1m (his far-point distance), how far apart d must the telescope lenses be for the sailor to see a clear image of an iceberg? b.

  • Ray Optics: Minimum diameter of eye lens in a telescope.

    Then as the ratio of corresponding sides of similar triangles is equal we get As the ratio of diameter of the lenses is same as that of radius we get Substituting from equation (1) we get Thus the diameter of the eyepiece

  • Three advantages of reflecting telescopes

    Though there are numerous make and models of telescopes on the market, there are two types of lenses that are often associated with them; reflecting and refracting.

  • The James Webb Telescope Vs Hubble Telescope

    593545 The James Webb Telescope vs. Hubble Telescope The James Webb Space Telescope is set to launch in the near future. Discuss the advantages that this telescope has over the Hubble Telescope that is currently in operation.

  • Resolving Power of Telescope

    232495 Resolving Power of Telescope The Hubble Space Telescope has a mirror diameter of 2.4m. Suppose the telescope is used to photograph stars near the center of our galaxy, 30,000 light years away, using red light with a wavelength of 650nm.

  • Aperture diameter of a telescope

    It is measured by the angle (alpha) subtended at the objective of the telescope by those two distant objects whose images are just seen as separate through the telescope.

View More Related Solutions