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electronics and communication engineering signals and systems
1. The function A est where s = s + jω represents
(A): A phasor rotating in clockwise direction at angular frequency ω and whose magnitude increases with t
(B): A phasor rotating in counterclockwise direction at angular frequency ω and whose magnitude increases with t
(C): A phasor whose frequency is ω
(D): A phasor whose magnitude changes with time
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