Blog Entry# 4196270
Posted: Jan 14 2019 (08:04)
7 Responses
Last Response: Jan 14 2019 (16:41)
Non AC DD k design se speed pe effect padta h
.
Air resistance k karan..
Jayda window aur open area hoga to chalne pe air pressure b pdega jayda..
Jisse train ki speed pe...
more... effect pdeg