Top Posters
Since Sunday
r
5
m
5
h
5
r
5
t
5
B
5
P
5
s
5
m
5
c
5
c
4
4
New Topic  
Brelou Brelou
wrote...
Posts: 876
Rep: 0 0
7 years ago
A 120-g rubber ball is thrown with a speed of 10 m/s at an oncoming 900-kg car which is approaching at 30 m/s, and undergoes a one-dimensional elastic collision with the car. What is the speed of the ball after the collision?
A) 10 m/s
B) 30 m/s
C) 40 m/s
D) 50 m/s
E) 70 m/s
Textbook 
Physics

Physics


Edition: 4th
Author:
Read 112 times
1 Reply
Quantum physics thus reveals a basic oneness of the universe.
Replies
Answer verified by a subject expert
longhairlonghair
wrote...
Top Poster
Posts: 868
7 years ago
Sign in or Sign up in seconds to unlock everything for free
More solutions for this book are available here
1

Related Topics

Brelou Author
wrote...

7 years ago
Helped a lot
wrote...

Yesterday
this is exactly what I needed
wrote...

2 hours ago
Good timing, thanks!
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  936 People Browsing
Related Images
  
 170
  
 43
  
 309
Your Opinion
Which is the best fuel for late night cramming?
Votes: 146

Previous poll results: What's your favorite coffee beverage?