How to write the query for my output

Question

EMP Table AS Follows;

 EMPID  EMPNAME  MGRNo   MGRNAME

  1           Raj            Null       RAvi

  2           Ram           1         Sam

  3           Hari            2         Yogi

from the above EMP Table i wan the output as follows;

I want the output

EMPID  EMPNAME  MGRNAME

 1            Raj         RAvi

 2           Ram        Sam   

 3           Hari        Yogi

For that how to write the query in sql server.please help me. uisng sqlserver