Laplace And Fourier Transform objective questions (mcq) and answers


1.  Any waveform can be expressed in Fourier series if


   A. Sampling conditions are satisfied

   B. Dirchiet conditions are satisfied

   C. Maxwell's conditions are satisfied

   D. None of the above conditions is required to be satisfied


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B. Dirchiet conditions are satisfied

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2.  The Fourier series expansion of an even period function contains


   A. Only cosine terms

   B. Cosine terms and a constant

   C. Only sine terms

   D. Sine terms and a constant


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A. Only cosine terms

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3.  The Fourier series expansion of an odd periodic function contains


   A. Cosine terms

   B. Constant terms only

   C. Sine terms

   D. None of the above


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C. Sine terms

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4.  The complex exponential Fourier coefficient of a real valued time signal has


   A. Odd symmetry

   B. Even symmetry

   C. Conjugate symmetry

   D. No symmetry


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B. Even symmetry

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5.  An even waveform when expressed in exponential Fourier series will contain


   A. Only imaginary coefficient

   B. Only real coefficient

   C. Both A and B

   D. None of these


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B. Only real coefficient

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