Hello,

BTech is bachalor of Technology. It's a undergraduate degree. It's 4 years course and 8 semesters are present in this year. If you completed this degree you will be become a engineer. And BTech offered so many courses. Like

1. BTech in computer science
2. BTech in EEE
3. BTech in ECE
4. BTech in mechanical engineering
5. BTech in civil engineering
6. BTech in aeronautical engineering
7. Btech in biotechnology
8. Btech iin food technology
9. Btech in IT
10. Btech in bioinformatics etc

Other than above branches so many branches are there. So for entrance of this course you have to give the entrance examination.

1. JEE Mains - this examination conduct for all over India entrance examination for engineering and architecture college.
2. WBJEE - this examination conduct for only West Bengal State entrance examination for engineering college
3. MHTCET- this examination conduct for only Maharastra State entrance examination for engineering college
4. Ts EAMCET- this examination conduct for Telengana State entrance examination for engineering college

So many examination conducted like above examination. JEE Mains for All India entrance examination. And every State conduct their own state entrance examination. Infact some private college also organised their own entrance test like BITSAT, Ampai etc. You can choose where you want to study and give the examination.

All the best.

Hello,

JNU entrance exam is not for B.Tech admission, you have to gave jee exam for getting admission in JNU. If you had given the jee main exam then you can apply for counselling. JNU entrance exam are for many other discipline like bsc and all.

if you have any doubt, please comment