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Why does a block of plastic …

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Why does a block of plastic released under water come to the surface of water?
  • 1 answers

Yogita Ingle 7 years, 2 months ago

The density of plastic is less than that of water, so the force of buoyancy on plastic block (Vp plaste g) will be greater than the weight of plastic block displaced, i.e., (Vp water g). Hence, the acceleration of plastic block will he in upward direction, and comes up to the surface of water.

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