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`        Two masses 10kg and 20kg are connected by a massless spring.A force of 200N acts at the instant when 10kg mass has acceleration of 12ms-2 towards right the acceleration of 20 kg block is;`
2 years ago

Arun
24740 Points
```							Dear Divyam

200 - kx = 20 a2 ———-1
kx = 10 a1 ———————-2
then kx = 10 x 12 = 120 substitute this value in eq 1
200 - 120 = 20 a2
a2 = 80/20 = 4 m/s2
Regards

```
2 years 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