A system while undergoing a cycle A-B-C-D-A has the values of heat and work transfers as given in the table
|
Process
|
Q(KJ/min)
|
W(KJ/min
|
|
A-B
|
+687
|
+474
|
|
B-C
|
-269
|
0
|
|
C-D
|
-199
|
-180
|
|
D-A
|
+75
|
0
|
The power developed in Kw, is, nearly,
(a) 4.9 (b) 24.5
(c) 49 (d) 98