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Question
Physics
Satellite transponder
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Q. Satellite transponder
Communication Systems
A
use a single frequency for reception and retransmission of information to and from the earth
B
use a lower frequency for reception and higher frequency for retransmission
C
use a higher frequency for reception and a lower frequency for retransmission
D
none of the above
Solution:
Correct answer is (c) use a higher frequency for reception and a lower frequency for retransmission