Which transmission medium requires an unobstructed straight line between the transmitter and the receiver?
A) coaxial cable
B) twisted pair of wires
C) microwave
D) wireless (as in a LAN)

Question

Quizplus · Accepted Answer

Microwave transmission requires an unobstructed straight line between the transmitter and the receiver. This is because the signal is transmitted through the air and can be affected by obstacles such as buildings or trees.

Which Transmission Medium Requires an Unobstructed Straight Line Between the Transmitter