Compare TPC - Thiagarajar Polytechnic College Diploma in Mechanical Engineering and Government Polytechnic, Mumbai Diploma in Mechanical Engineering course on the basis of their Fees, Placements, Cut Off, Reviews, Seats, Courses and other details. TPC - Thiagarajar Polytechnic College Diploma in Mechanical Engineering course is rated 4.0 out of 5 by 2 genuine verified students while Government Polytechnic, Mumbai same course is rated 4.2 out of 5 by 17 students at Shiksha. Explore Shiksha for detailed comparison on all course parameters and Download free information on UG Diploma Admission details, Placement report, Eligibility criteria etc.