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The heating curve of a paritcular subst...

The heating curve of a paritcular substance in solid state is as shown in the figure .choose the correct alternative

The porition QR of the graph indicates

A

no change in heat energy

B

change in temprture

C

change of state

D

both b and c

Text Solution

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The correct Answer is:
c
The portion QR of the graph indicates change of state
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