IIT DUM!!!!!!!!!!! IIT DUM!!!!!!!!!!!?

YOU HAVE A MLESS SPRING. IF YOU APPLY A CONSTANT OR VARIABLE FORCE. DID SPRING ELONGATE OR COMPRESS BECAUSE IF DRAW FBD OF A POINT ON SPRING ON WHICH FORCE IS APPLIED YOU GET SPRING FORCE IS EQUAL TO FORCE APPLIED BECAUSE POINT IIS MLESS WHICH IS WRONG BECAUSE SPRING IS EITHER COMPRESSED OR ELONGATE . CAN YOU EXPLAIN !!!