A Keplerian telescope has a front objective lens of diameter 10cm, focal length ??= 90cm, and an eyepiece of focal length ??=12mm. It is pointed at the Moon of angular diameter 0.5 degree. The diameter of the intermediate image of the Moon formed inside the telescope is: mm (to 1 d.p.), and the angular magnification of the telescope ?? is: A Keplerian telescope has a front objective lens of diameter 10 cm, focal length f. = 90 cm, and an eyepiece of focal length fe = 12 mm. It ispointed at the Moon of angular diameter 0.5 degree. The diameter of the intermediate image of the Moon formed inside the telescope ismm (to 1 d.p.), and the angular magnification of the telescope MA is

The formula for angular magnification (M) is, A = F0/Fe Here, F0 is the Focal length of the…

Answered: A Keplerian telescope has a front…

Applications and Investigations in Earth Science (9th Edition)

9th Edition

ISBN:9780134746241

Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa

Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa

Chapter1: The Study Of Minerals

Section: Chapter Questions

Problem 1LR

See similar textbooks

Related questions

Question

A Keplerian telescope has a front objective lens of diameter 10cm, focal length ??= 90cm, and an eyepiece of focal length ??=12mm. It is pointed at the Moon of angular diameter 0.5 degree. The diameter of the intermediate image of the Moon formed inside the telescope is: mm (to 1 d.p.), and the angular magnification of the telescope ?? is: