The Central Board of Direct Taxes has issued a notification on 13th July, 2015 regarding the usage of Electronic Verification code for verifying the Income Tax Returns (ITRs) that are filed electronically. If you e-verify your Income Tax Return using EVC, no need to mail (post) ITR V physical copy to CPC Bangalore.
E-verification of ITR is an optional provision. Yes, you can send hard copy of ITR V to CPC.