![An astronomical telescope has an eyepiece of focal-length 5cm. If the angular magnification - YouTube An astronomical telescope has an eyepiece of focal-length 5cm. If the angular magnification - YouTube](https://i.ytimg.com/vi/TtJWbTYfRQY/maxresdefault.jpg)
An astronomical telescope has an eyepiece of focal-length 5cm. If the angular magnification - YouTube
![SOLVED:A reflecting telescope is built with a 20 -cm-diameter mirror having a 1.00 m focal length. It is used with a 10 ×eyepiece. What are (a) the magnification and (b) the f - SOLVED:A reflecting telescope is built with a 20 -cm-diameter mirror having a 1.00 m focal length. It is used with a 10 ×eyepiece. What are (a) the magnification and (b) the f -](https://cdn.numerade.com/previews/26cc6fee-ef9f-449b-9d45-a7462a545039_large.jpg)
SOLVED:A reflecting telescope is built with a 20 -cm-diameter mirror having a 1.00 m focal length. It is used with a 10 ×eyepiece. What are (a) the magnification and (b) the f -
![Practical physics. ^25cmFig. 432. The magnifying power of a telescope objective is F/25 may be viewed by the unaided eye at a distance of 25 cm. (Fig. 432).The focal length of Practical physics. ^25cmFig. 432. The magnifying power of a telescope objective is F/25 may be viewed by the unaided eye at a distance of 25 cm. (Fig. 432).The focal length of](https://c8.alamy.com/comp/2AFHH7J/practical-physics-25cmfig-432-the-magnifying-power-of-a-telescope-objective-is-f25-may-be-viewed-by-the-unaided-eye-at-a-distance-of-25-cm-fig-432the-focal-length-of-the-objective-is-usually-very-much-longer-than-25-cmabout-2000-cm-in-the-case-of-the-great-yerkes-telescope-shown-oppositep-365-so-that-the-visual-angle-peq-is-increased-by-means-of-theobjective-alone-the-increase-being-f2j-that-is-in-direct-proportionto-its-focal-length-in-practice-however-the-image-is-not-viewed-with-the-unaided-eyebut-with-a-simple-magnifying-glass-called-an-eijepiece-fig-433-plac-2AFHH7J.jpg)
Practical physics. ^25cmFig. 432. The magnifying power of a telescope objective is F/25 may be viewed by the unaided eye at a distance of 25 cm. (Fig. 432).The focal length of
![A compound microscope uses an objective lens of focal length 4 cm and eyepiece lens of focal length 10 cm . An object is placed at 6 cm from the objective lens. A compound microscope uses an objective lens of focal length 4 cm and eyepiece lens of focal length 10 cm . An object is placed at 6 cm from the objective lens.](https://haygot.s3.amazonaws.com/questions/1680735_1591611_ans_d7c08a617cec4f7fb63fdfb24a7231d0.jpg)
A compound microscope uses an objective lens of focal length 4 cm and eyepiece lens of focal length 10 cm . An object is placed at 6 cm from the objective lens.
![An astronomical telescope has an eyepiece of focal-length 5cm. If the angular magnification in normal adjustment is 10, when final image is at least distance of distinct vision (25cm) from eye piece, An astronomical telescope has an eyepiece of focal-length 5cm. If the angular magnification in normal adjustment is 10, when final image is at least distance of distinct vision (25cm) from eye piece,](https://d10lpgp6xz60nq.cloudfront.net/web-thumb/644537084_web.png)
An astronomical telescope has an eyepiece of focal-length 5cm. If the angular magnification in normal adjustment is 10, when final image is at least distance of distinct vision (25cm) from eye piece,
![Magnifying Glass Angular magnification (m): 25 cm/f < m < 25cm/f + 1 relaxed eye, image at (normal) far point image at 25 cm (= normal near point) - ppt download Magnifying Glass Angular magnification (m): 25 cm/f < m < 25cm/f + 1 relaxed eye, image at (normal) far point image at 25 cm (= normal near point) - ppt download](https://slideplayer.com/slide/14321657/89/images/4/p2+%3D+L-q1+Eyepiece+Lens%3A+The+angular+magnification.+me+%3D+25+cm%2Ffe%2C+for+image+at+infinity.+%5BTo+obtain+this%2C+need+p2+%EF%82%BB+fe.%5D.jpg)
Magnifying Glass Angular magnification (m): 25 cm/f < m < 25cm/f + 1 relaxed eye, image at (normal) far point image at 25 cm (= normal near point) - ppt download
An astronomical telescope has an objective of focal length 200 cm and an eye piece of focal length 10 cm. An observer adjusts the distance of the eye piece from the objective
What is the reason why telescopes with equal diameters for lenses and focal lengths do not have magnification? - Quora
![An astronomical telescope has an eyepiece of focal-length 5cm. If the angular magnification in n... - YouTube An astronomical telescope has an eyepiece of focal-length 5cm. If the angular magnification in n... - YouTube](https://i.ytimg.com/vi/FiwpZWPXNZU/maxresdefault.jpg?sqp=-oaymwEmCIAKENAF8quKqQMa8AEB-AH-CYAC0AWKAgwIABABGGUgZShlMA8=&rs=AOn4CLCr18Urw2fS9dyQDswPnANo2Ui2HQ)