Hi manoj.
As you are b.tech pass out and interested in auto cad so of course you can join any course online or offline.
You can find any center offline and below I will suggest you some online platform to learn.
6
Best
+ Free
AutoCAD Certification
,
Course
&
Classes
[2019]
-
The Complete
AutoCAD
2019
Certification Course
(Udemy)
-
AutoCAD
2018 Free
Training
&
Classes
(LinkedIn Learning – Lynda)
-
The complete
AutoCAD
2016
Course
(Udemy)
-
AutoCAD
2019 Essential Free
Training
(LinkedIn Learning – Lynda)
-
AutoCAD Class
& Workshops for Beginners (Skillshare)
-
Free
AutoCad Classes
(Skillshare)
-
I hope it helps if you have any other query inform me