Q2 (a) In each case below, sketch two AC signals, V(t) and Vs(t), which have the same frequency, against time for the given relative phases. In your sketch, assume that V(t) = V cos(wt), and Vs(t) has twice as large a peak voltage as V(t). (i) V. lags Vs by 180° (ii) V. leads Vs by 90°

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(a) In each case below, sketch two AC signals, V(t) and Vs(t), which have the same
frequency, against time for the given relative phases. In your sketch, assume that V(t) =
V.cos(wt), and Vs(t) has twice as large a peak voltage as V(t).
(i)
V. lags Vs by 180°
(ii)
V. leads Vs by 90°
Transcribed Image Text:Q2 (a) In each case below, sketch two AC signals, V(t) and Vs(t), which have the same frequency, against time for the given relative phases. In your sketch, assume that V(t) = V.cos(wt), and Vs(t) has twice as large a peak voltage as V(t). (i) V. lags Vs by 180° (ii) V. leads Vs by 90°
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