A laser provides pulses of EM-radiation in vacuum lasting 10E-12 s. If the radiant flux density is 1020 W/m2 c) If the peak wavelength is 800nm, what is the length of the pulse in space? d) What is the total energy of the pulse assuming a single wavelength and a diameter of 2um? e) What is the force applied on a reflecting surface? f) What momentum is carried per unit volume of the wave? 9) What momentum is transferred by the pulse to a reflecting surface? h) Calculate the power of the pulse. c,d, e only

A laser provides pulses of EM-radiation in vacuum lasting 10E-12 s. If the radiant flux density is 1020 W/m2 c) If the peak wavelength is 800nm, what is the length of the pulse in space? d) What is the total energy of the pulse assuming a single wavelength and a diameter of 2um? e) What is the force applied on a reflecting surface? f) What momentum is carried per unit volume of the wave? 9) What momentum is transferred by the pulse to a reflecting surface? h) Calculate the power of the pulse. c,d, e only