Hello,
I hope you are doing fine, Yes your certificate will be valid the language / medium doesn't cause any problem. You can take you EWS certificate for the counseling they will oblige with it.
I hope you find this information helpful. I wish you all the best for your future.
Good Luck
As per the official website of the JOSAA there are no mentions about any strictness regarding the language. If your certificate is issued in Hindi by the authority then it would certainly not create any problems in your admission procedure.
For the JOSAA official website visit:
https://josaa.nic.in/WebInfo/Page/Page?PageId=1&LangId=P
To know more about JOSAA visit the link below:
https://engineering.careers360.com/articles/josaa
I hope this answer helps. All the very best for your future endeavors!
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