In the equation x(t) = a(t)cos[2πFct+θ(t) ], Which of the following – McqOptions

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1.	In the equation x(t) = a(t)cos[2πFct+θ(t) ], Which of the following relations between a(t) and x(t), θ(t) and x(t) are true?
A.	a(t), θ(t) are called the Phases of x(t)
B.	a(t) is the Phase of x(t), θ(t) is called the Envelope of x(t)
C.	a(t) is the Envelope of x(t), θ(t) is called the Phase of x(t)
D.	None of the mentioned
Answer» D. None of the mentioned

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