Strip geometry of a device or laser is important. State whether the given statement is true or false.

Related MCQs

• The Nd: YAG laser is costlier than earth-doped glass fiber laser. State whether the following statement is true or false
• Fiber based lasers provide diffraction-limited power at higher levels than solid-state laser. State whether the given statement is true or false
• Longitudinal modes contribute only a single spot of light to the laser output. State whether the given statement is true or false.
• Some refractive index variation is introduced into lateral structure of laser. State whether the given statement is true or false.
• A particular laser structure is designed so that the active region extends the edges of devices. State whether the following statement is true or false.
• The first order grating (l=1) provide the strongest coupling within the device. State whether the given statement is true or false.
• If a particular optical power is coupled from an incoherent LED into a low-NA fiber, the device must exhibit very high radiance . State whether the given statement is true or false.
• It is not important to cover these optical fibers required for transmission. State whether the given statement is true or false.
• In a QC laser, a same electron can emit number of photons. State the given statement is true or false?
• 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.