Mahendra College of Engineering, Salem is a private NAAC affiliated college under Anna University, Chennai . The college offers various degree programs such as-

• B.E /B.Tech
• MBA
• M.E /M.Tech.
• M.C.A.
• Ph.D

As per the official website of the college there are no disciplinary restrictions available for the use of Mobile phones in the college of premises. So it can be presumably said that the phones are allowed in the college campus.

For more information regarding the college consider the link below:

https://www.careers360.com/colleges/mahendra-college-of-engineering-salem

I hope this helps. Wish you a great day!