Stop using modafinil and call your doctor at once if you have any of these serious side effects: 1  fever, sore throat, headache, and vomiting with a severe blistering, peeling, and red skin rash; 2  bruising, severe tingling, numbness, pain, muscle weakness;  easy bruising or bleeding;
Laser light is monochromatic and coherent and the beam does not diverge significantly. White light is a mixture of all the colours and is not coherent.I don't know what you mean by 'stronger'. The energy density of a laser beam is greater than the energy density of a white light beam.Retsum Â· 7 years ago.hite light is a mixture of all the colours and is not coherent. I don't know what you mean by 'stronger'. The energy density of a laser beam is greater than the energy density of a white light beam. Retsum Â· 7 years ago.
Lasers are more than just powerful flashlights. The difference between ordinary light and laser light is like the difference between ripples in your bathtub and huge waves on the sea. You've probably noticed that if you move your hands back and forth in the bathtub you can make quite strong waves.