In Mozilla Firefox this facility available but if you want default search engine as wikipedia what about google there is a option to switch in firefox by selecting search engine right sidebar of address bar.
if we added search engines to chrome ok but what about switching among them. here is solution not exactly but better i think.
how to add wikipedia search to chrome
if you added as search engine by replacing google chrome/setting manage search engines add wikipedia doesn’t correct way.
image preview here
how to add any search engine to chrome
- add amazon search to chrome
- add voice search to chrome
- add youtube search to chrome