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Solved: A laser is used in treating retina detachment. The
Chapter 7, Problem 116P(choose chapter or problem)
QUESTION:
A laser is used in treating retina detachment. The wavelength of the laser beam is 514 nm and the power is 1.6 W. If the laser is turned on for 0.060 s during surgery, calculate the number of photons emitted by the laser. (1 W = 1 J/s.)
Questions & Answers
QUESTION:
A laser is used in treating retina detachment. The wavelength of the laser beam is 514 nm and the power is 1.6 W. If the laser is turned on for 0.060 s during surgery, calculate the number of photons emitted by the laser. (1 W = 1 J/s.)
ANSWER:Step 1 of 4
From the given,
Wavelength of the laser beam = 514 nm
The power of laser = 1.6W
= 1.6 J/s
Time = 0.06 s