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`        Two bodies of masses 2kg and 4kg are moving with velocities 2m/s and 10m/s towards each other due to mutual gravitational attraction.then the velocity of the centre of mass is `
one year ago

Khimraj
3008 Points
```							velocity of COM = (m1v1 + m2v2)/(m1+m2) = (40-4)/6 = 6 m/sHope it clears...............................................................................
```
one year ago
Simran
14 Points
```							Thanks sir, but in a book its answer is zero and the reason behind it is that centre of mass remains at rest under mutual gravitational attraction
```
one year ago
Rahul
15 Points
```							2kg mass ,  and 4 kg mass. V1=20m/s and v2=10m/s  Now,               Vcom=2*20+4(-10)/6       then , Vcom = 40-40/6                             =0So the answer zero is correct
```
3 months ago
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### Course Features

• 110 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions