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Ice floats in water but sinks in kerosen...

Ice floats in water but sinks in kerosene. Why?

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An ice cube of side 1 cm is floating at the interface of kerosene and water in a beaker of base area 10 cm^(2) . The level of kerosene is just covering the top surface of the ice cube. a. Find the depth of submergence in the kerosene and that in the water. b. Find the change in the total level of the liquid when the whole ice melts into water.

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ICSE-MODEL TEST PAPERS -Model Test Paper 1 (Section II)
  1. Observe the graph given below and answer the following questions: ...

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  2. If the density of wood is 0.6 "g/cm"^3 , what is the mass of 10 "cm"^3...

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  3. Ice floats in water but sinks in kerosene. Why?

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  4. What do you mean by upthrust?

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  5. How does a submarine float and sink?

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  6. Which physical quantities are represented by the SI units (a) Nm and (...

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  7. A spanner is used to unscrew a nut. A force of 40 N is applied to the ...

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  8. If a person wearing a narrow-heeled shoe accidentally steps on you, it...

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  9. As we go higher, what happens to the atmospheric pressure?

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  10. A car of mass 800 kg is moving at 300 m/s, and an autorickshaw of mass...

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  11. The power of a bulb is 60 W. What does this statement mean?

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  12. Observe the given figure and identify which medium is optically denser...

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  13. What do you mean by dispersion of light?

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  14. For an incident ray directed towards centreof curvature of a spherical...

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  15. If the focal length of a concave mirror is 12 cm, what would be its ra...

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  16. What is the nature of the image formed by a convex mirror?

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  17. Write two principles on which a refrigerator works.

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  18. Distinguish between Boiling and evaporation

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  19. What is the relationship between coefficient of cubical expansion and ...

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  20. What is anomalous expansion of water?

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