Corso Astronomia - Lezione 7
Quiz
•
Science
•
9th Grade - University
•
Practice Problem
•
Medium

Roberto Ciri
Used 3+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Un telescopio rifrattore è più adatto per l'osservazione e la fotografia di:
pianeti
galassie
nebulose
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Un telescopio con rapporto focale f/14 è adatto per osservare oggetti deep sky?
si
no
solo con appositi filtri
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Quale di questi telescopi ha una lente correttrice anteriore per eliminare l'aberrazione sferica dello specchio primario?
un rifrattore apocromatico
un riflettore dobsoniano
un catadiottrico Schmidt-Cassegrain
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
In un binocolo l'indicazione 8x50 indica:
8 ingrandimenti e 50 mm di pupilla d'uscita
8 mm di diametro e 50 ingrandimenti
8 ingrandimenti e 50 mm di diametro
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Un telescopio riflettore con rapporto focale f/5 è più luminoso o più scuro di un f/8?
più luminoso
più scuro
circa uguale
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Quale è l'ingrandimento massimo utilizzabile per un telescopio di 150 mm di diametro?
600x
300x
150x
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
L'oggetto Messier M31 è:
l'ammasso globulare dell'Ercole
la nebulosa di Orione
la galassia di Andromeda
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