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AC sine waves

Authored by U T

Physics

11th Grade

10 Questions

Used 14+ times

AC sine waves
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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the term for the effective value of an alternating current or voltage? This is the same as the DC current or voltage that delivers the same power.

Average value
Peak value
Root Mean Square (R.M.S.) value
Instantaneous value

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the value of a sine wave at any given moment in time?

Peak value
Average value
R.M.S. value
Instantaneous value

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which term, shown in the image, refers to the maximum value reached by an AC waveform during one cycle?

Instantaneous value
R.M.S. value
Average value
Peak value

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the measure of the full range of an AC waveform, shown in the image, from its negative peak to its positive peak?

R.M.S. value
Average value
Instantaneous value
Peak-to-peak value

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the term for how long it takes for a sine wave to complete one full cycle?

Instantaneous time
Periodic time
Frequency
Peak time

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the term for the number of full cycles a sine wave completes in one second?

Average frequency
R.M.S. frequency

Periodic time

Frequency

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If the frequency of a sine wave is 50 Hz, what is the periodic time?

0.05 s
0.02 s
20 s
0.5 s

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