1. Why are radio telescopes larger than optical telescopes ?
2. Why do optical astronomers put their telescopes on the tops of high mountains, while radio astronomers put their telescopes in deep valleys.
3. a)What is the purpose of the telescopic eyepiece ?
b) What aspect of the eyepiece determines the magnification of the telescope?
c) In what circumstances would the eyepiece not be used ?
2) Optical instruments are placed on high to get above atmospheric interference as much as possible. (Twinkle, twinkle is NOT what an astronomer wants) and air itself, dust, water vapor and city lights all add elements that foul up the "seeing" So higher is drier, less air between ...
Solution Summary
Solution deals with some general questions regarding telescopes (specifically eyepieces) and a bit more detail regarding radio telescopes. Includes external reference links
Radio telescopes and Nucleosynthesis. ... The solution discusses the advantages of optical and radio telescopes on earth and explains teh process of nuclear fusion. ...
... in other platforms of electromagnetic spectrum (National Radio Astronomy Observatory, 2012). ... of interferometry is when two or more radio telescopes are used to ...
... But infrared and radio telescopes have indicated the presence of gas inflow and outflow near the core, only explained with such massive and compacted object ...
... Yakov Zel'dovich, 1960) through advent of sensitive radio telescopes (radiometry), and supported ... Answers to a few philosophical questions related to Astronomy. ...
... its 305 radio telescope is the largest single-aperture telescope ever constructed and is an important research facility for radio astronomy, aeronomy and radar ...
... began in 1950 when Dr. Frank Drake conceived of using radio astronomy to detect ... Passive SETI uses radio telescopes and active SETI uses a high-power radio...
