12:56
Polytechnic 4th Semester || Energy Conservation || All branch || Basic of Energy || Class 01
The Study Junction Zone
21:24
Polytechnic 4th Semester || Energy Conservation || All branch || Basic of Energy || Class 02
13:59
Polytechnic 4th Semester || Energy Conservation || All branch || Basic of Energy || Class 03
15:53
Polytechnic 4th Semester || Energy Conservation || All branch || Basic of Energy || Class 04
11:43
Polytechnic 4th Semester || Energy Conservation || All branch || Basic of Energy || Class 05
16:20
Polytechnic 4th Semester || Energy Conservation || All branch || Basic of Energy ||Class 06 ||#bteup
11:24
Polytechnic 4th Semester || Energy Conservation || All branch || Basic of Energy ||Class 07 ||#bteup