I do not think that there is any inherent limitation with electric motors as far as providing acceleration. Electric motors have a lot of torque for zero (0) RPM, so to provide enhanced acceleration, gearing is all that is needed. Please correct me if I am wrong.
2010 Tesla Roadster Sport 0-60 in 3.7 seconds
http://www.youtube.com/watch?v=rF8fFVuIS2M
too bad most people will never be able to afford one.