Which method requires external authority and is inflexible?

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Question:
Which method requires external authority and is inflexible?

1.Open loop method

2.Closed loop method

3.Open & Closed loop method

4.None of the mentioned

Posted Date:-2022-05-22 09:58:29

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  18. In open loop method, the time reference error __________ with respect to time.
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  50. Which system uses QAM?
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