Electronics - Alternating Current vs Direct Current

Exercise :: Alternating Current vs Direct Current - Filling the Blanks

1. 

The letter in the Greek alphabet used to represent wavelength is __________.

A. lambda
B. theta
C. omega
D. delta

Answer: Option A

Explanation:

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2. 

The __________ is defined as the ratio of a pulse width (positive or negative pulse or cycle) to the overall period of time of the wave.

A. pulse width
B. duty cycle
C. phase shift
D. active ratio

Answer: Option B

Explanation:

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