Electromagnetic Repulsion

Shriraksha

Can EM radiations produce repulsive effect on on non magnetic objects? If yes how can such fields be produced?

mfb

Anything which can absorb, deflect or change the direction of electromagnetic waves (basically everything with electric charges) will feel a force from them - and at least some part of the force has to be in the direction of the incoming radiation.

f.c.

you might find the wikipedia article on radiation pressure helpful:
http://en.wikipedia.org/wiki/Radiation_pressure