how to check a table is empty and if it is empty drop table?

Question

I am trying to check a table is empty and if it is empty drop the table in dynamic sp but my query is not working.2 methods i have tried

 

I  am checking if a coloumn is null or empty will drop the table

set @dropempty='IF EXISTS (SELECT * FROM ' + @table+ ' WHERE city IS NULL OR country= '' '' ) DROP TABLE ' + @table
select @dropempty
EXEC sys.sp_executesql @dropempty

2nd methods row check

set @dropempty='IF EXISTS (SELECT 1 FROM ' + @table+ ''') DROP TABLE ' + @table+''
EXEC sys.sp_executesql @dropempty