It may be a little difficult to get into University department of Anna University for their MBA program with your score because they have a cutoff of nearly 50 in TANCET for SC candidates for MBA. But that's nothing to worry about. You can check out these colleges also

• Thiagarajar school of Management 
• Kumaraguru College of Technology 
• Easwari Engineering college 
• St. Joseph's college of Engineering 
• PSG Institute of Management and other private colleges. 

And do perform well in there and keep a good profile so you can carve a niche for yourself. 

All the very best