Polytechnic

The duration of Government Polytechnic for it's Certificate in CNC Programming and Operation course is 6 weeks.

Diploma in Fire and Industrial Safety from Government Polytechnic is a part-time course of 6 months duration. For further details regarding this course please refer to the link provided below:
https://www.shiksha.com/engineering/course/diploma-in-fire-and-industrial-safety-government-polytechnic-bandra-east-mumbai-287332

Hello Loganathan,
From the available data, there is simply no mention of lateral admission in SRM. I am attaching a link that will give you all the required information about admission in SRM.
http://www.srmuniv.ac.in/admission-india/Eligibility/Engineering-and-Technology.

It depends. On an average, it is 1 lakh per annum.

Both the courses are related to different fields altogether and thus have different implications. One deals with legal education while other with technological. However, as per the trends, BA LLB is becoming a choice of youngsters these days but that doesn't lower other courses and their utility.

Kindly visit the link mentioned below:
https://www.shiksha.com/college/maharashtra-institute-of-technology-kothrud-pune-23583

Top engineering colleges in West Bengal are mentioned in the link provided below. You should be able to navigate to a college and course of your choice using the filters on the web page. The ranking is based on rankings published by India Today, The Week, and National Institute Ranking Framework (MHRD).
https://www.shiksha.com/b-tech/ranking/top-engineering-colleges-in-west-bengal/44-2-127-0-0

Yes, you can definitely do this course.

Dear friend,
Yes, you can do definitely. Check out the eligibility criteria below:
Eligibility Of the Bachelor of Hotel Management [BHM]
For BHM the basic eligibility is 10+2 pass. Many colleges also demand an aggregate of 50% in the same and English is also required as one of the subjects. Many colleges also have an age criteria where in upper age limit is set as twenty-two years for those belonging to the General and Other Backward Classes (OBC) category and 25 for the Scheduled Caste (SC) and Scheduled Tribe (ST) category.

Yes, you are eligible for B.Tech. Now from this year Diploma is equivalent to 12th and with Diploma you can get admission in lateral entry mean direct in second year of B.Tech but you have to crack the entrance exam.