The most commonly used medium in the telephone network is twisted pair.
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Q8: Coaxial cable can be used over longer
Q9: Microwave is used in cellular systems.
Q10: A _ consists of two insulated copper
Q11: Unshielded twisted pair provides better performance at
Q12: The characteristics and quality of a data
Q14: Microwave is used for satellite communications.
Q15: Attenuation is significantly lower for optical fiber
Q16: Coaxial cable is used to transmit both
Q17: Wireless transmission occurring through the atmosphere,outer space
Q18: For _ transmission media,the transmission capacity,in terms
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