Top Posters
Since Sunday
s
3
3
d
3
s
2
c
2
G
2
y
2
t
2
2
k
2
j
2
e
2
New Topic  
hcraik2 hcraik2
wrote...
Posts: 148
Rep: 0 0
A month ago

The hydrogen Balmer line Hâ has a wavelength of 486.1 nanometres in the laboratory. The same line is observed in a quasar at 2430.5 nm. What is the quasar's redshift?



0.8



1.25



4



5

Textbook 
ASTRO

ASTRO


Edition: 3rd
Authors:
Read 9 times
1 Reply
Replies
Answer verified by a subject expert
yoorimchiyoorimchi
wrote...
Posts: 162
Rep: 0 0
A month ago
Sign in or Sign up in seconds to unlock everything for free
More solutions for this book are available here
1

Related Topics

hcraik2 Author
wrote...

A month ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
wrote...

Yesterday
Good timing, thanks!
wrote...

2 hours ago
Thanks
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  1387 People Browsing
Related Images
  
 309
  
 312
  
 736
Your Opinion
Which is the best fuel for late night cramming?
Votes: 146