Reduction in the number of modes in multimode fiber increases the mode partition noise. State whether the given statement is true or false.

Related MCQs

• The differential attenuation of modes reduces intermodal pulse broadening on a multimode optical link. State whether the given statement is true or false.
• The intrinsic loss through a multimode fiber joint is independent of direction of propagation. State whether the given statement is true or false
• The insertion losses of the fiber splices are much less than the Fresnel reflection loss at a butted fiber joint. State whether the given statement is true or false.
• A 4 km optical link consists of multimode step index fiber with core refractive index of 1.3 and a relative refractive index difference of 1%. Find the delay difference between the slowest and fastest modes at the fiber output.
• Intermodal dispersion in multimode fibers is minimized with the use of step-index fibers. State whether the given statement is true or false.
• Mean splice insertion losses of 0.05 dB are obtained using multimode graded index fibers with the Springroove splice. State whether the given statement is true or false.
• Mean splice insertion losses of 0.05 dB are obtained using multimode graded index fibers with the Springroove splice. State whether the given 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.
• Multimode graded index fibers use incoherent source only. State whether the following statement is true or false.