× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
r
4
L
4
3
d
3
M
3
l
3
V
3
s
3
d
3
a
3
g
3
j
3
New Topic  
mikael mikael
wrote...
Donated
Posts: 12017
10 years ago
A proton is projected at a stationary   Rn aluminum target. The proton momentarily comes to a halt at a distance from the center of an aluminum nucleus, equal to twice the nuclear radius. Assume that the nucleus retains its spherical shape and that the nuclear force on the proton is negligible. The initial kinetic energy of the proton, in MeV, is closest to: 
A) 8.5 
B) 5.7 
C) 2.8 
D) 13 
E) 17 
Read 315 times
2 Replies

Related Topics

Replies
wrote...
10 years ago
B) 5.7
mikael Author
wrote...
Donated
10 years ago
Thanks for the help with my physics homework. Really helps put things in perspective.
Post Merge: 10 years ago

New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  1422 People Browsing
Related Images
  
 228
  
 446
  
 322
Your Opinion