Ask & Answer: India's Largest Education Community

New Pattern Textbook of Physical Chemistry for Competitions (JEE Main & Advanced) Vol-1 [1] and Vol-2: the best book for physical chemistry for any competitive exam.
Modern Approach to Chemical Calculations by RC Mukherjee - the best book for physical chemistry for problems
Numerical Chemistry 22/e by P Bahadur - recommended by many top rankers
Organic Chemistry by Robert Thornton Morrison -This is the BEST possible book for organic chemistry. Don't buy OP Tondon organic chemistry.
Concise Inorganic Chemistry by JD Lee - a great book for inorganic chemistry. This book will teach you how to understand the subject rather than cramming it
Having said that, you must also solve the Exemplar problems by NCERT. They contain some must solve problems.

M.Tech or M.E. (Mechanical Engineering)
Here you can choose some subject for specialization.
Automobile Engineering
Industrial Engineering
Thermal Engineering
Product Design and Development
Computer Integrated Manufacturing
Manufacturing Engineering
Material Technology
Engineering Design
Computer Aided Design & Manufacturing
Energy Engineering & Management
Mechatronics Engineering
etc.
Another idea is to go for a career in IT Sector to work on mechanical/automobile related projects.
Following companies regularly recruit Mechanical Engineers in India for various IT-Mech projects:
Infosys
Tata Consultancy Services (TCS)
Wipro
IBM
Tata Technologies
Accenture
Another idea is to go for M.S. from abroad universities
There are many specialized programs to suit your interests. Major countries that have top ranking universities for students wanting to pursue in a branch related to Mechanical engineering for M.S. (Master of Sciences) are:
USA
Germany
Japan

Primarily, both these terms are interrelated and forms part of the larger tourism industry. However, Hotel Management is more specific to the Management of a Hotel, Resort or Food & Beverage establishments .Hotels can be of different star category. There are five star deluxe hotels, four star, three star, two star and one star hotel in India as classified by The Hotel & Restaurant Approval & Classification Committee (HRACC). Hotel Management course focuses on operating and managing these establishments.
However, the career prospects does not limit only to hotels. As hotel industry is an integral part of the services sector, there are plenty of job opportunities awaiting for a hotel management graduate.
In India, hospitality management is offered as a 3 year degree programme after the class 12th with nomenclature such as B.Sc/BBA/BA in Hospitality Management.The 3 year programme is affiliated to an university and comes under the purview of University Grants Commission (UGC). The 3 year degree programme does not come under the purview of All India Council for Technical Education (AICTE).
Also, few universities offer 4 year degree programme in Hotel Management with the nomenclature of BHMCT which stands for Bachelor's in Hotel Management and Catering Technology. The 4 year BHMCT programme has to be recognised by All India Council for Technical Education (AICTE) besides being affiliated to an university.
Hospitality Management curriculum also covers Hotel Management but the career scope is wider than Hotel Management. Hotel Management is more specific to Hotels where as Hospitality Management opens up opportunity to the Services Sector. Generally, Hospitality Management courses are of 3 year duration after 12 standard. Graduates of Hospitality Management can join hotels and other sector of services like the travel, tourism, airlines, retail stores,malls, super markets, multiplexes, food Courts, banking, facilities management, and so on.
The final choice is of the student. Whichever course the student chooses, he/she needs to work hard, possess the right attitude and work with passion in order to excel in the chosen profession.