Whenever one meets an accident he or she may not be able to feel the full effect of that accident. It takes many days to feel that something is wrong. Whiplash can be anywhere from severe to minor effect. The effect of Whiplash can be crippling in nature and sometimes be mild nuisance.
It depends, as with everything in life, and whether you can successfully claim compensation for your work accident is down to the circumstances and details of the incident. You will have to prove the fault of your employer or of a third party in order to win a claim against them.