Question: A laser emits a laser beam of 5000 A, if the lifetime Tsp is 10-4 s. Determine the coefficient for the stimulated emission. Planck's

A laser emits a laser beam of 5000 A, if the lifetime 

A laser emits a laser beam of 5000 A, if the lifetime Tsp is 10-4 s. Determine the coefficient for the stimulated emission. Planck's constant3D6.6x10-34 J/s a. 3.5x1016 m/kg b. 0.67x1017 m/kg c. 0.65x1016 m/kg o d. 7.5x1016 m/kg

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