Hello,
You can absolutely change the major for your masters. If you want a masters degree in Mechanical engineering with a bachelors in Industrial design, it is absolutely possible. You will have to appear for GATE Mechanical engineering. 
Good Luck!

Hi

Well this is a tough decision and definitely you have to take this. 

Firstly, if you want to study a Core Branch then definitely Mechanical Engineering will suffice. Then you must go ahead with Mechanical Engineering at NIT Kurukshetra. 

If you want to study in a good, rank holder

HELLO! MEKALASAILAKSHMIPRIYA

FIRST OF ALL CONGRATS FOR CLEARING JEE MAINS.

SO AS YOU HAVE CLEARED MAIN YOU HAVE GOOD CONCEPTUAL KNOWLEDGE.

NOW YOU HAVE TO BRUSH-UP YOURSELF FOR JEE ADVANCE. SO FOR THAT YOU HAVE TO MAKE A SECHDULE LISTED BELOW:

(A) SOLVING CONCEPTS OF PHYISCS.

(B) NCERT EXAMPLES

(C)

Yes there is female quota in NIT Kurukshetra.

Infact as per government norms all of the 31 NITs and the 23 IITs have supernumerary female only seats which are alloted to girl candidates. In 2018 it was started with 14 percent which has been increased to 17% in 2019.

Well all the cut-off which you will find at any website for the JOSAA counselling will be given with the category wise ranks for all institutes upto the seventh round of counselling.

The special rounds of counselling conducted by CSAB for NITs/IIITs and GFTIs have all india ranks mentioned or

Hey there

Apply for Jossa you will get home state option there and then as per your rank you will get your college or not.

Check JEE mains

https://www.google.com/url?sa=t&source=web&rct=j&url=https://engineering.careers360.com/exams/jee-main&ved=2ahUKEwiUuc_F74TjAhUq4XMBHaVqAp8QFjAAegQIBhAB&usg=AOvVaw1k3rMyr-Osb0qy4gsPfOaR

Good luck

As per your Percentile and previous year cutoff, the colleges you get are:-

Kurushetra University(Chemical,ME,CE)

Galgotias university

Walchand institute of technology,Solapur

To know more about your chances of getting other colleges check out the college predictor link below:

https://engineering.careers360.com/jee-main-college-predictor