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322

Q:

An ice cube is floating in a glass of water, when the ice melts, what will be the effect on the water level?

  • 1
    will increase will decrease
  • 2
    first increase then decrease
  • 3
    will remain the same
  • 4
    none of these
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Answer : 3. "will remain the same"
Explanation :

When a floating piece of ice melts into water, it contracts by the volume equal to the volume of ice pieces above the water surface while floating on it. Hence, the level of water does not change when ice floating on it melts.

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