_______________ occurs as a result of the change in lasing frequency with gain

Related MCQs

• The lasing output of the basic Fabry-perot cavity fiber is restricted to between ____________
• The lasing line-width of Fox-smith resonator is ____________________
• Lasing obtained in __________ when 191 mW of pump light at a wavelength of 0.477 μm is launched into laser.
• When three wave components co-propagate at angular frequency w1, w2, w3, then a new wave is generated at frequency w4, which is given by
• Constructive interference occurs when total phase change after two successive reflections at upper and lower interfaces is equal to? (Where m is integer)
• An injection laser has active cavity losses of 25 cm-1and the reflectivity of each laser facet is 30%. Determine the laser gain coefficient for the cavity it has a length of 500μm.
• In a three level system, the threshold power decreases inversely with the length of the fiber gain medium. State whether the given statement is true or false.
• Gain guided laser structure are
• In a three level system, the threshold power decreases inversely with the length of the fiber gain medium. State whether the given statement is true or false.
• A multimode step index fiber has a normalized frequency of 72. Estimate the number of guided modes.