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?
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?
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Transcribed Image Text: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.
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