Indian Institute of Technology, IIT Bombay

Hello Harsh,
Yes, IIT-Mumbai and IISC are the best institutions for aeronautical engineering in India including M Tech. Have no doubts and go ahead.

Hello Bhavy,
For admission into IITs, you need not to score any specific marks, you just need enough marks to sit in JEE Advanced, and as far as mechanical branch of IIT Bombay is concerned you need to score above than 190 in JEE Advanced, marks may vary as per the cut-off.
All the best.

PLACEMENT STATISTICS
Academic Programme percentage placed B.Tech: 79.8
Dual Degree (B.Tech+M.Tech.) 78.55 M.Sc: 68.7
TOP PLACEMENT (INTERNATIONAL)
Rs 1.3 crore per annum by Google
Basic Pay: $105,000
Bonus: 15% bonus
Signing & Relocation Bonus: $25,000
Stock Options: 250 stocks for 4-years

It will be between 500 and 1000, depending on the caste.

Most of IIT Powai Aerospace Engineering graduates work abroad in top Aeronautical Engineering firms. Those who stay in India have opportunities in DRDO, ISRO and other R&D units beside working in Aeronautical manufacturing companies and their ancillaries. Some of the graduates also opt for job in Indian Air Force, Airlines as maintenance engineer, IT companies as engineering software specialist. Few students opt for higher studies and take academics as career.

Hello Krishna,
Aeronautical engineering branch in IIT Mumbai, is most sought after. As a result one needs to score at least 90+ percentile in JEE Advanced to be sure of admission.

Hello Anam,
IIT - B is the premier institutions amongst IIT. The topper of 2016 opted for this. The closing ranks in different branches differ staggeringly. But, if you want to get admission in any branch, you must have to get the rank below 2K, but if you need specific branch, then you must have rank of 50/ 100.

Total number of seats available at IIT Powai for B.Tech aeronautical engineering is 62.

Hello Harsh,
Firstly after going through such an exhausting process of getting admitted to IIT-Mumbai, why you need to switch to B.Sc? Getting admission in B.Sc is very simple. You can tell IIT-Mumbai that you are no more interested in B.Tech and take TC from them.