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Q4: A) Draw the frequency spectrum of the following signal: y(1)- 4 cos(2r10*t)+10 cos(8710't). B) if F(2=jf sin(5f) dt

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter15: Alternating Current

Section: Chapter Questions

Problem 4RQ: 4. What is frequency?

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Question

Q4: A) Draw the frequency spectrum of the following signal:
y(1)- 4 cos(2r10*t)+10 cos(8710't).
B) if F -jfsin(5f)
dt
Find X(f).

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