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WorksheetsUnguided transmission media
Total questions: 10
Worksheet time: 5mins
_________ are used for cellular phone, satellite, and wireless LAN communications.
Radio waves
Infrared waves
Microwaves
none of the above
A parabolic dish antenna is a(n) ___________ antenna.
unidirectional
bidirectional
omnidirectional
horn
Transmission media are usually categorized as ___________.
determinate or indeterminate
fixed or unfixed
guided or unguided
metallic or nonmetallic
________ are used for short-range communications such as those between a PC and a peripheral device.
Radio waves
Infrared waves
Microwaves
none of the above
25. Microwaves are _________.
A)
B)
C)
D)
omnidirectional
bidirectional
unidirectional
none of the above
. Radio waves are _________.
unidirectional
omnidirectional
bidirectional
none of the above
-----------propagation, waves travel in a direct path from the source to the receiver
Sky propagation
Line of sight propagation
Ground propagation
All the above
Which type of propogation is this
Sky wave propogation
Ground propogation
Line of Sight propogation
Others
Which type of wave propagation is this?
Sky wave propagation
Ground wave propagation
Line of sight propagation
Others
Infrared waves cannot pass through walls or solid objects
True
False
