68 754
Assignments Done
Successfully Done
In January 2019

Answer to Question #49252 in Mechanics | Relativity for Paromita Mukherjee

Question #49252
a stationary object is released from a point P at a distance 3R from the centre of the moon which has radius R and mass M. Whiich of the following gives the speed of the object on hitting the moon?
1. (2GM/3R)^1/2
2. (4GM/3R)^1/2
3. (GM/3R)^1/2
4. (GM/R)^1/2
Expert's answer

Need a fast expert's response?

Submit order

and get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!


Assignment Expert
15.12.16, 19:41

Dear Ashish, this is wrong way since the acceleration of the object is not uniform for such large distances.

09.12.16, 01:31

Why cannot we use

Acceleration = GM/9R^2
And use third equation of motion

V^2 -u^2 = 2 a s
Where s= 2R
Answer do not match then

Leave a comment

Ask Your question

Privacy policy Terms and Conditions