Question
Question: When 110 J of heat is added to a gaseous system, internal energy increases by 40 J; the amount of wo...
When 110 J of heat is added to a gaseous system, internal energy increases by 40 J; the amount of work done is –
A
150 J
B
70 J
C
110 J
D
40 J
Answer
70 J
Explanation
Solution
DQ = DU + DW ; 110 J = 40J + DW ; DW = 70 J