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प्रश्न
Density of water is maximum at :
विकल्प
0°C
100°C
4°C
15°C
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उत्तर
Water shows anomalous behavior between 0 °C and 4 °C. It has lowest volume at 4 °C. Hence, its density will be maximum at 4 °C.
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संबंधित प्रश्न
Explain, why does a glass bottle completely filled with water and tightly capped burst when placed in a freezer?
Explain, why are the exposed water pipes lagged with straw during severe winter?
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?
Study the following diagrams and write down your observations.
Observe the given graph and answer the following questions:
- Name the process represented in the figure.
- At what temperature does this process take place?
Write scientific reason.
Placing a plastic bottle filled with water in the freezing compartment in the freezer can cause the bottle to explode.
