CBSE Class 11-science Answered
answer

Asked by divyanshkr13 | 16 Jun, 2022, 10:25: AM
Once the string is cut , then block-A , block-B and spring together form a system .
Spring force is internal to system . Only external force acting on system is gravitational force.
hence the system falls down with acceleration g = 9.8 m/s2
Hence acceleration of block-B ≈ 10 m/s2
Answered by Thiyagarajan K | 16 Jun, 2022, 02:34: PM
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