Question: (R18) A user can directly connect to a server through either long-range wireless or a twisted-pair cable for transmitting a 1500-bytes file. The transmission rates

(R18) A user can directly connect to a server through either long-range

wireless or a twisted-pair cable for transmitting a 1500-bytes file. The

transmission rates of the wireless and wired media are 2 and 100 Mbps

respectively. Assume that the propagation speed in air is 3 x 10

8

m/s,

while the speed in the twisted pair is 2 x 10

8

m/s. If the user is located

1km away from the server, what is the nodal delay when using each of the

two technologies?

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