Question
Question: 250 gm of water and equal volume of alcohol of mass 200 gm are replaced successively in the same cal...
250 gm of water and equal volume of alcohol of mass 200 gm are replaced successively in the same calorimeter and cool from 600C to 550C in 130 sec and 67 sec respectively. If the water equivalent of calorimeter is 10 gm. The specific
A
1.30
B
0.67
C
0.62
D
None of these
Answer
0.62
Explanation
Solution
Hint : Rate of heat loss are equal in both case.