is video me motor rewinding formula calculation karne ka tariqa bataya gaya he
motor rewinding video link
https://www.youtube.com/playlist?list=PLlu5Hl699SkilA32IrRJxQ5I7dULuaW-3
fan rewinding video link
https://www.youtube.com/playlist?list=PLlu5Hl699SkieR8gqQDzJdOb8UAnBbevg