Question

Sine wave A has a peak amplitude of 50 V and
a frequency of 60 Hz. Sine wave B has a peak
amplitude of 30 V at the same frequency and
leads sine wave A by 45°.
147. The expression for wave B is
152.
30 sin (3711 4 )
(3971 + 1)
(B) 50 sin 377 1 +
4
(C) 50 sin 377 1 -
la

TT
(D) 30 sin 377 1 -
2)
hele​

Answer 1

Answer:

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