Only graded index fibers are made with the help of vapor-phase deposition techniques. State whether true or false.

Related MCQs

• Graded index fibers produced by liquid-phase melting technique are less dispersive than step-index fibers. 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.
• Fiber drawing using preform was useful for the production of graded 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.
• Intermodal dispersion in multimode fibers is minimized with the use of step-index fibers. State whether the given statement is true or false.
• Multimode graded index fibers have overall buffer jackets same as multimode step index fibers but have core diameters
• Plastic fibers are less widely used than glass fibers. State whether the statement is true or false.
• Conventional optical fibers has more transmission losses than photonic crystal fibers. State whether the statement is true or false.
• A graded index fiber has a parabolic refractive index profile (α=2) and core diameter of 42μm. Estimate an insertion loss due to a 2 μm lateral misalignment when there is index matching and assuming there is uniform illumination of all guided modes only.