मराठी

A deep pond of water has its top layer frozen. What will be the likely temperature of water layer just in contact with ice?

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प्रश्न

A deep pond of water has its top layer frozen. What will be the likely temperature of water layer just in contact with ice?

एका वाक्यात उत्तर
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उत्तर

The temperature of water layer just in contact with ice is 0°C.

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Anomalous Expansion of Water
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 6: Heat and Energy - Exercise

संबंधित प्रश्‍न

Draw a graph between volume and temperature, when 5 cm3 of ice at -10°C is heated to form water at +10°C.


Explain, why does a glass bottle completely filled with water and tightly capped burst when placed in a freezer?


The following diagrams illustrate three situations involving thermometers which are labeled A, Band C. In each situation the thermometers indicate different readings.

(i) What do you expect the approximate reading of the thermometer B and C would be? Give a reason for your answer.
(ii) How would the readings of A and B help you in calibrating a thermometer?


The following figure shows a metal cylinder, containing boiling water. One half side A is polished and another half, B is painted black. Two thin metal sheets X and Y are painted black and have one rubber stopper fixed with wax on each sheet. These sheets are equidistant from the boiling water (container A, B) as shown in the diagram. What would you expect to happen after a few minutes? Give a reason for your answer.


Give reasons for the following:

Even when the water in the lakes is frozen, fish can survive.


_______ apparatus is used to study the anomalous behaviour of water.


Write the name.

The instrument used to study anomalous behaviour of water.


Name the following diagram appropriately.


Observe the given picture and answer the following questions.

  1. Which property do you understand in this picture?
  2. What is the temperature of the water at the surface?
  3. What is the temperature below the layer of ice on the surface?

A graph between the volume and temperature of water is shown. Explain the anomalous behaviour of water.


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