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Q:

पानी के एक गिलास में एक बर्फ का टुकड़ा तैर रहा है, जब बर्फ पिघलती है तप पानी के स्तर पर क्या प्रभाव होगा ?

  • 1
    बढ़ेगा, कम होगा
  • 2
    पहले बढ़ेगा फिर कम होगा
  • 3
    उतना ही रहेगा
  • 4
    इनमें से कोई नहीं
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Answer : 3. "उतना ही रहेगा"
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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