How much more light can a telescope with a 14-inch diameter mirror gather compared with a 4-inch diameter telescope?

Q: The focus location that would be most inconvenient for a very large telescope is the   a. Newtonian…

A: Telescope is a type of optical instrument which is use to observe the distant objects and their…

Q: Which type of telescope detects radiation instead of light?

A: There are countless things in the universe, which we cannot comprehend due to the limit of our…

Q: If you increase the size of a telescope's mirror (without changing the focal length), the telescope…

A: Increasing the size of telescope will increase APERTURE of mirror that leads to more light…

Q: What is the field of view when a CCD detector of dimensions 15 mm x 15 mm is used with a telescope…

A: Given,  f/10 = 1 m f = 10*1 = 10 m = 393.7 in Dimension of CCD detector = 15 mm

Q: If you build a telescope with a focal length of 2.4 m, what eyepiece focal length (in m) is needed…

A: Write the expression for the magnification of the telescope. Here, ft is the focal length of the…

Q: What is the angular resolution limit (degrees) set bydiffraction for the 100-inch (254-cm mirror…

A: The expression for the angular resolution ,limit due to diffraction is, θ=1.22λD

Q: Most of Galileo's telescopes were only about 2 cm in diameter. Should he have been able to resolve…

A:

Q: How many telescopes does Kitt Peak National Observatory have?

A: Kitt peak national observatory have THREE  major telescope.

Q: If Telescope A has one-fourth the light-gathering power of Telescope B, how does the diameter of…

A: Given : LGPA = 1/4 LGPB

Q: Imagine that you are the head of a funding agency that can afford to build only one telescope. Which…

A: In this question we are given with a situation that a funding agency can afford to build only on…

Q: Which is matched correctly with its unit of measure? O luminous flux - lumens illuminance - malus O…

A: Ans is luminous flux- lumens

Q: What happens to light when it passes from rarer medium to denser medium?

A: When a beam of light passes from rarer medium to denser medium, it refracts or bends towards the…

Q: A device attached to a telescope which allows us to measure motion of a star toward or away is…

A: Telescopes are the optical instruments which is used to view and/or observe the planets or stars far…

Q: If Telescope A has one-third the light gathering power of Telescope B, how does the diameter of…

A: Light gathering power of a telescope is also known as light grasp or aperture gain. It is the…

Q: How many more times can a Keck telescope 10m diameter gather rather than armature telescope .25 m in…

A:

Q: If Telescope A has half the light gathering power of Telescope B, how does the diameter of Telescope…

A: The light-gathering power of a telescope directly proportional to the area which actually means it…

Q: Imagine that you are the head of a funding agency that can afford to build only one telescope. Which…

A: Because we use a telescope to observe an item from a great distance away, it must have at least two…

Q: a) What is the orbital speed of the telescope?l b) What is the period of the telescope?!

A: Given: The altitude of the Hubble telescope: h= 568 km We need to find the orbital speed and time…

Q: Optical and radiotelescopes are built on the ground but X-ray astronomy is possible only from…

A: Optical and radio telescopes are built on the ground but X-ray telescope are only build on satellite…

Q: (diameter LGP = Area = t 2

A: The Light Gathering Power is calculated as : LGP = Area = π (diameter/2)2

Q: What is the complete mixture of all of the color wavelengths that make up the visible spectrum?

A: The visible light spectrum is the section of the electromagnetic radiation spectrum that is visible…

Q: The Gaia spacecraft's telescope has an accuracy of 0.00005 arcsec. The human eye, meanwhile can only…

A: This question is based on resoluation of optical devices.

Q: What are the arguments for building the TMT telescope?

A: TMT telescope is an abbreviation of The Thirty Meter Telescope. This telescope is very large…

Q: Use diagrams to describe how the following types of telescope collect light from a single point-…

A: (i) Ray from far object is focused by objective lens (Convex lens) . Since image formed when object…

Q: How much greater is the light-collecting area of a 18meter telescope than a 5.5 meter telescope?

A: Given information:Diameter of telescope 1 (d1) = 18 mDiameter of telescope 2 (d2) = 5.5 m

Q: Relate how astronomers use telescopes and electronics to analyze the electromagnetic spectrum to…

A:

Q: The main characteristic of telescopes that defines how much light they can gather is the size of…

A: A telescope is an optical device used to see distinct objects.

Q: Calculate the resolving power of a 5mm telescope. Calculate the resolving power of the Hubble Space…

A:

Q: What are the most important gamma ray telescopes since the 70s into the modern era?

A: Gamma-ray telescope, instrument designed to detect and resolve gamma rays from sources outside…

Q: A certain telescope has a 10'x10' field of view that is recorded using a CCD chip having 2048x2048…

A: Angle of sky corresponding to 1 pixel is,

Q: In a cassegrain telescope, where does the light go after it passes through the aperture?

A:

Q: Why are most of these telescopes in space and not ground based?

A: telescope is device to see distant objects and to take their picture. Our atmosphere act as…

Q: How much better light-gathering-power does a professional telescope with a diameter of 4 meters have…

A: Light gathering power of a telescope is directly proportional to the diameter of the aperture P∝D…

Q: The largest telescopes in the world are used to detect: a)x-ray. b)radio wave. c)visible light.…

A:

Q: What is the ratio of the light-gathering power of a 10-meter telescope to that of a 1‑meter…

A: Light gathering power is proportional to the area of the aperture, that is, it is proportional to…

Q: What is the difference between a prime focus, a Cassegrain focus, and a Newtonian focus telescope?

A: Prime focus: It is when a camera is attached directly to the optical path of a camera lens or…

Q: Instead of a dot, sometimes the telescope image of a star looks like concentric rings.  This is due…

A: Solution: Given: We are required to explain why Instead of a dot, sometimes the telescope image of a…

Q: The brightness, or intensity, of starlight varies inversely as the square of its distance from…

A: Answer :- Suppose The ground telescope sees an object of brightness 1 at a distance d, and  the…

Q: What is the limit of angular resolution for a 6.3-m telescope at a wavelength of 533nm?

A: Limit of resolution is,