Electronics - Alternating Current and Voltage

Exercise :: Alternating Current and Voltage - True or False

1. 

One revolution of a conductor through the magnetic field of a basic generator will produce two complete sine waves.

A. True
B. False

Answer: Option B

Explanation:

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2. 

A sine wave's peak-to-peak voltage value is always twice its peak voltage value.

A. True
B. False

Answer: Option A

Explanation:

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3. 

If a wave has frequency of 2 Hz, it has a period of ?

A. 1s
B. 1/2 s
C. 2.5s
D. 2s

Answer: Option B

Explanation:

Period is usually 1/Frequency

So, Period = 1/2s.


4. 

90° equals 1.57 radians.

A. True
B. False

Answer: Option A

Explanation:

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5. 

A 1 Hz sine wave has a period of 1 s.

A. True
B. False

Answer: Option A

Explanation:

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