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A piece of ice is floating in a beaker containing water when ice melts, the temperature falls from 20∘C→4C When ice melts, the temperature falls from 20∘C→4∘C and the level of water :

A

remains uchanged

B

falls

C

rises

D

changes erratically

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The correct Answer is:B

(b) As the density of water is maximum at 4∘C, hence volume of liquid decreases which makes the level fall.

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Updated on:21/07/2023
Class 11PHYSICSFLUID MECHANICS

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  • Question 1 - Select One

    A piece of ice is floating in a beaker containing water. When whole of the ice melts

    Athe level of water will come down
    Bthe level of water will come up.
    Cthe level of water will first rise and then fall.
    Dthe level of water will remain the same.
  • Question 1 - Select One

    A piece of ice is floating in a jar containing water. When the ice melts, then the level of water

    Arises
    Bfalls
    Cremains unchanged
    Drises or falls depending upon the mass of ice
  • Question 1 - Select One

    A piece of ice is floating in a jar containing water. When the ice melts, then the level of water

    Arises
    Bfalls
    Cremains unchaged
    Drises or falls depending upon the mass of ice
  • Question 1 - Select One

    A piece of ice is floating in a jar containg water. When the ice melets,then the level of water,

    Arises
    Bfalls
    Cremains unchanged
    Dchanged erratically
  • Question 1 - Select One

    A piece of ice is floating in a beaker containing thick sugar solution of water. As the ice melts, the total level of he liquid

    Aincreases
    Bdecreases
    Cremains unchanged
    Dinsufficent data
  • Question 1 - Select One

    A piece of ice at 0∘C is added to a vessel containing water at 0∘C, then

    Aall of the ice will melt
    Bsome ice will melt
    Cno ice will melt
    Dthe temperature will decrease further
  • Question 1 - Select One or More

    When ice melts at 1∘C :

    Aan increase in entropy
    Ba decrease in enthalpy
    Ca decrease in free energy
    Dprocess is spontaneous
  • Question 1 - Select One

    A piece of ice at 0∘C is put into a vessel containing water at 0∘C. The ice will

    Amelt
    Bnot melt
    Cslightly melt
    Dvanish in no time
  • Question 1 - Select One

    A block of ice is floating in a glass containing water .When the ice melts completely ,the level of the water in the glass will :

    Arise
    Bfall
    Cnot change
    Dnone of these

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