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Refer to the plot of temperature vers...

Refer to the plot of temperature versus time showing the changes in the state of ice on heating (not to scale).

Which of the following is correct ?

A

The region AB represents ice and water in thermal equilibrium.

B

At B water starts boiling.

C

At C all the water gets converted into steam.

D

C to D represents water and steam in equilibrium at boiling point.

Text Solution

Verified by Experts

The correct Answer is:
A, D
(a) The region AB represents the region where no change in temperature occurs with time which means that ice and water are in thermal equilibrium.
(b) The region BC shows variation of temperature from `0^@C` to `100^@C`
. (c) At C, some water starts getting converted into steam.
(d) In region CD, temperature is constant at `100^@C` and water and steam are in thermal equilibrium at boiling point.
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