Power transmission in telephone lines are ___________________ Options: A . &nbspOpen loop telemetry B . &nbspClosed loop telemetry C . &nbspMay be open loop or closed loop D . &nbspNone of the mentioned

Power transmission in telephone lines are __________________

Question

Power transmission in telephone lines are ___________________

Options:

A . Open loop telemetry

B . Closed loop telemetry

C . May be open loop or closed loop

D . None of the mentioned

Answer: Option A
Answer: (a).Open loop telemetry

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Question 1. Attenuation and phase shift in receiver end is important due to ________________....

Question 2. Low level signals can be transmitted using cables up to _________________....

Question 3. Radio telemetry is useful when source and receiver is at ________________....

Question 4. PLCC stands for _________________....

Question 5. For space telemetry, carrier frequency should be _______________....

Question 6. Multiplexing is not possible in radio telemetry.....

Question 7. Carrier frequency in radio telemetry will be _________________....

Question 8. VCO is used for _________________....

Question 9. For mf=5, how many side-bands will have for a modulated signal?....

Question 10. Centre frequency of sub carrier signal varies ____________....

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