Is it good to get links from duplicate content?

You should try using Copyscape SEO tool to see whether the content is copied or not. It is good to use to see the content of your article.

No, it is not good idea to get link from duplicate content because Google hates the duplicate content.

No, Its never good to get back links from duplicate content. It will be more harmful for your website in future. So, always try to get back links from unique content.

Thank you.

If the website is not penalized, then it will not have any negative effect on your website.