Find the change in internal energy when 5gm of air is heated from 0c to 20c
Raju , 6 Years ago
Grade 11
Thermal Physics> Find the change in internal energy when 5...
1 Answers
Arun
Last Activity: 6 Years ago
Dear Raju
Cv = 172 cal/kg
Now
Change in internal energy = m* Cv* (delta T)
= .005 * 172 * 20
= 17.2 Calorie = 17.2 *4.2 Joules
= 722. 4 Joules
Regards
Arun (askIITians forum expert)
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