हिंदी

Give reasons for the following: Even when the water in the lakes is frozen, fish can survive. - Physics

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प्रश्न

What will be the approximate temperature of water in the lake shown in the following diagram?

(i) At X, and
(ii) At Y?

टिप्पणी लिखिए

उत्तर

The layer at the top level is ice so its temperature is therefore 0°C and temperature at every layer of water below ice increases by 1°C

(i) At X = 1°C since it is the first layer below the ice

(ii) At Y = 4°C since it is the fourth layer below ice

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Anomalous Expansion of Water
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 5: Heat - Thermal Expansion [पृष्ठ २०२]

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फ्रैंक Physics [English] Class 9 ICSE
अध्याय 5 Heat
Thermal Expansion | Q 10 | पृष्ठ २०२
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