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Question

For a 5 gm substance the heat supplied (in cals.) and temperature (in C) curve is given below. Then the specific heat of substance for liquid state will be :
331551.jpg
  1. 1cal/gmC
  2. 0.2cal/(gmC
  3. 2.5cal/gmC
  4. Can't be obtain

A
0.2cal/(gmC
B
2.5cal/gmC
C
1cal/gmC
D
Can't be obtain
Solution
Verified by Toppr

Specific heat= 100cal(5g)(100oC)=0.2cal/goC
Energy= 220-120= 100 cal
δ(T)=1000=100oC
m= 5g

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