Answer Happy

QUESTION 72 Which wavelength rogime contains potentially lonizina (electron-stripping) photons? a Microwave b. Infrared c Visible d. Ultraviolet QUESTION 73 From the shortest to longest wavelength, which of the following correctly orders the different categories of electromagnetic radiation? O a Infrared, visible light, ultraviolet Xrays, gamma rays, radio b. Gamma rays, X rays, ultraviolet, visible light infrared, radio c. Radio, infrared, visible light, ultraviolet, Xrays, gamma rays d. Gamma rays, X rays, visible light, ultraviolet, infrared, radio

QUESTION 74 The most important specification of a O a Magnification ob focal length Octype - reflector or refractor Od objective diameter QUESTION 75 What is the light-gathering power of a 2-meter telescope compared to 1 meter telescopes? a. 2-times better b. 4-times better C. B-times better O d. 16-times better QUESTION 76 "Fifi would like to observe with a telescope two objects for which the angular separation between them is 0.3 arcseconds. She has the choice of either choosing telescope A with a resolving power of 0.25 arcseconds or telescope B with a resolving power of 0.35 arcseconds. Could you please help her to decide which telescope is suitable so that she can distinctly see both stars? O a. Telescope Ais more suitable, so "Fiff can distinctly see both objects. O b. Telescope B is more suitable, so "Fifi can distinctly see both objects O c. Both telescopes are suitable to resolve the system. O d. It is too early in the morning to answer this question Doctor, and besides I like Mimi, not Fif,