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A block of 2 kg slides on a parallel surface at...

This question belongs to Physics GK Chapter Wise Work, Energy And Power
Work, Energy and Power
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A block of 2 kg slides on a parallel surface at a speed of 4 m/s. It falls on an uncompress spring and presses it until the block becomes completely motionless. The value of kinetic friction is 15N and the spring constant is 10000N/m. spring presses-

Answer & Solution
Correct Answer: Option D
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