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Signals and Systems

Q1: If i = 10 + 12 cos 500t - 3.5 sin 500 t, then in amplitude phasse form i =

A 10 + 12.5 sin (500 t + 106.20°)

B 5 + 12.5 sin (500 t + 106.20°)

C 10 + 11 sin (500 t + 106.20°)

D 10 + 12.5 sin (500 t + 10°)

ANS:A - 10 + 12.5 sin (500 t + 106.20°)

Use trigonometric theorem.



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