3 phase system Star and delta I Engineers platform I rajkamal Sir

[@PriyankaKumari-qx7vr]

Sir very useful video 👍.Real life k hero h.🙏🏼sir

[@geniusbharat1561]

Thank you❤ sir

[@hariomgole206]

Thank you sir

[@Abhishekyadav-ie7bu]

Nice lecture sir

[@vimalchandra5609]

Sir apne autocad sikh raha hai

[@sutradharitabharatkipaurad4716]

Sir samajh me thodha aaya