what is the procedure after display B. Ed provisional merit list? we have to visit college or wait for notifications on website?

Hello,

Generally after a merit list of selected candidates is prepared accordingly  candidates are required to verify their original documents, and pay the requisite fees by visiting the college in person, usually all these activities get updated at the official website of the concerned college only, you haven't mentioned if your query is for any specific college, nevertheless you can visit the official website of the college to know the exact details for the same, in case of any other doubts you can also reach out to the officials, they will be able to guide you more properly, you can easily find the contact details at the official website.