A_four-port_multimode_fiber_FBT_coupler_has_50_‚âà√≠¬¨‚à´Woptical_power_launched_into_port_1._The_measured_output_power_at_ports_2,3_and_4_are_0.003,_23.0_and_24.5_‚âà√≠¬¨‚à´W_respectively._Determine_the_excess_loss.$#

A_four-port_multimode_fiber_FBT_coupler_has_50_‚âà√≠¬¨‚à�

1.	A_four-port_multimode_fiber_FBT_coupler_has_50_‚âà√≠¬¨‚à´Woptical_power_launched_into_port_1._The_measured_output_power_at_ports_2,3_and_4_are_0.003,_23.0_and_24.5_‚âà√≠¬¨‚à´W_respectively._Determine_the_excess_loss.$#
A.	0.22 dB
B.	0.33 dB
C.	0.45 dB
D.	0.12 dB
Answer» B. 0.33 dB

Discussion

No Comment Found

Related MCQs

Calculate the splitting loss if a 30×30 port multimode fiber star coupler has 1 mW of optical power launched into an input port.
A four-port FBT coupler has 60μW optical power launched into port one. The output powers at ports 2, 3, 4 are 0.0025, 18, and 22 μW respectively. Find the split ratio?
A four-port multimode fiber FBT coupler has 50 μW optical power launched into port 1. The measured output power at ports 2,3 and 4 are 0.003, 23.0 and 24.5 μW respectively. Determine the excess loss.
The optical power coupled from one fiber to another is limited by ____________
COUPLERS_INSERTION_LOSS_IS_SAME_AS_THAT_OF_EXCESS_LOSS._STATE_WHETHER_THE_GIVEN_STATEMENT_IS_TRUE_OR_FALSE.?$
A four-port FBT coupler has 60‚âà√≠¬¨‚à´W optical power launched into port one. The output powers at ports 2, 3, 4 are 0.0025, 18, and 22 ‚âà√≠¬¨‚à´W respectively. Find the split ratio?$#
A_four-port_multimode_fiber_FBT_coupler_has_50_‚âà√≠¬¨‚à´Woptical_power_launched_into_port_1._The_measured_output_power_at_ports_2,3_and_4_are_0.003,_23.0_and_24.5_‚âà√≠¬¨‚à´W_respectively._Determine_the_excess_loss.$#
A number of three-port single-mode fiber couplers are used in the fabrication of a ladder coupler with 16 output ports. The three-port couplers each have an excess loss of 0.2 dB along with a splice loss of 0.1 dB at the interconnection of each stage. Determine the excess loss.
A _____________ coupler comprises a number of cascaded stages, each incorporating three or four-port FBT couplers to obtain a multiport output.
Calculate the splitting loss if a 30‚Äö√†√∂‚àö‚â•30 port multimode fiber star coupler has 1 mW of optical power launched into an input port.$

A_four-port_multimode_fiber_FBT_coupler_has_50_‚âà√≠¬¨‚à´Woptical_power_launched_into_port_1._The_measured_output_power_at_ports_2,3_and_4_are_0.003,_23.0_and_24.5_‚âà√≠¬¨‚à´W_respectively._Determine_the_excess_loss.$#

Discussion

No Comment Found

Related MCQs

Reply to Comment