Alternating Currents MCQs with Answers

adminJune 12, 2024

0 6 1 minute read

Welcome to the Alternating Currents MCQs with Answers. In this post, we have shared Alternating Currents Online Test for different competitive exams. Find practice Alternating Currents Practice Questions with answers in Physics Tests exams here. Each question offers a chance to enhance your knowledge regarding Alternating Currents.

Alternating Currents Online Quiz

By presenting 3 options to choose from, Alternating Currents Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Alternating Currents Questions and Answers and click over the correct answer.

Test Name: Alternating Currents MCQ Quiz Practice
Type: Quiz Test
Total Questions: 40
Total Marks: 40
Time: 40 minutes

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Alternating Currents

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1 / 40

What is the equation for the peak voltage of an alternating current or voltage waveform?

Vp = √2 * Vrms

Vp = Vrms / √2

Vp = Vrms * √2

2 / 40

What is the equation for the RMS voltage of an alternating current or voltage waveform?

Vrms = Vp / √2

Vrms = √2 * Vp

Vrms = Vp

3 / 40

What is the equation for the period of an alternating current or voltage waveform?

T = 1/f

T = f

T = f^2

4 / 40

What is the term for the root-mean-square value of an alternating current or voltage waveform?

RMS value

Instantaneous value

Peak value

5 / 40

What is the term for the root-mean-square value of an alternating current or voltage waveform?

Instantaneous value

Peak value

RMS value

6 / 40

What is the term for the instantaneous value of an alternating current or voltage at any given time?

RMS value

Peak value

Instantaneous value

7 / 40

What is the term for the number of complete cycles of an alternating current or voltage per unit time?

Amplitude

Frequency

Phase

8 / 40

What is the relationship between the peak voltage and the RMS voltage of an alternating current or voltage waveform?

Vp = √2 * Vrms

Vp = Vrms / √2

Vp = Vrms * √2

9 / 40

What is the equation for the period of an alternating current or voltage waveform?

T = 1/f

T = f^2

T = f

10 / 40

What is the relationship between the peak voltage and the RMS voltage of an alternating current or voltage waveform?

Vp = Vrms * √2

Vp = √2 * Vrms

Vp = Vrms / √2

11 / 40

What is the term for the number of complete cycles of an alternating current or voltage per unit time?

Phase

Amplitude

Frequency

12 / 40

What is the equation for the RMS voltage of an alternating current or voltage waveform?

Vrms = √2 * Vp

Vrms = Vp / √2

Vrms = Vp

13 / 40

What is the term for the maximum displacement of an alternating current or voltage from its average value?

Amplitude

Frequency

Phase

14 / 40

What is the term for the instantaneous value of an alternating current or voltage at any given time?

Peak value

Instantaneous value

RMS value

15 / 40

What is the term for the number of complete cycles of an alternating current or voltage per unit time?

Frequency

Phase

Amplitude

16 / 40

What is the term for the root-mean-square value of an alternating current or voltage waveform?

Instantaneous value

RMS value

Peak value

17 / 40

What is the relationship between the peak voltage and the RMS voltage of an alternating current or voltage waveform?

Vp = Vrms / √2

Vp = √2 * Vrms

Vp = Vrms * √2

18 / 40

What is the relationship between the peak voltage and the RMS voltage of an alternating current or voltage waveform?

Vp = Vrms / √2

Vp = Vrms * √2

Vp = √2 * Vrms

19 / 40

What is the relationship between the frequency and the period of an alternating current or voltage waveform?

No relationship

Directly proportional

Inversely proportional

20 / 40

What is the equation for the peak voltage of an alternating current or voltage waveform?

Vp = √2 * Vrms

Vp = Vrms / √2

Vp = Vrms * √2

21 / 40

What is the equation for the peak voltage of an alternating current or voltage waveform?

Vp = Vrms * √2

Vp = √2 * Vrms

Vp = Vrms / √2

22 / 40

What is the type of current that periodically reverses direction?

Direct current (DC)

Alternating current (AC)

Pulsating current (PC)

23 / 40

What is the term for the number of complete cycles of an alternating current or voltage per unit time?

Phase

Amplitude

Frequency

24 / 40

What is the relationship between the frequency and the period of an alternating current or voltage waveform?

No relationship

Directly proportional

Inversely proportional

25 / 40

What is the term for the root-mean-square value of an alternating current or voltage waveform?

RMS value

Instantaneous value

Peak value

26 / 40

What is the equation for the peak voltage of an alternating current or voltage waveform?

Vp = √2 * Vrms

Vp = Vrms * √2

Vp = Vrms / √2

27 / 40

What is the equation for the RMS voltage of an alternating current or voltage waveform?

Vrms = √2 * Vp

Vrms = Vp / √2

Vrms = Vp

28 / 40

What is the equation for the RMS voltage of an alternating current or voltage waveform?

Vrms = √2 * Vp

Vrms = Vp

Vrms = Vp / √2

29 / 40

What is the term for the instantaneous value of an alternating current or voltage at any given time?

Instantaneous value

RMS value

Peak value

30 / 40

What is the SI unit of frequency?

Hertz (Hz)

Ampere (A)

Newton (N)

31 / 40

What is the relationship between the peak voltage and the RMS voltage of an alternating current or voltage waveform?

Vp = Vrms * √2

Vp = Vrms / √2

Vp = √2 * Vrms

32 / 40

What is the equation for the RMS voltage of an alternating current or voltage waveform?

Vrms = √2 * Vp

Vrms = Vp

Vrms = Vp / √2

33 / 40

What is the equation for the peak voltage of an alternating current or voltage waveform?

Vp = Vrms * √2

Vp = Vrms / √2

Vp = √2 * Vrms

34 / 40

What is the term for the root-mean-square value of an alternating current or voltage waveform?

Instantaneous value

RMS value

Peak value

35 / 40

What is the relationship between the frequency and the period of an alternating current or voltage waveform?

No relationship

Inversely proportional

Directly proportional

36 / 40

What is the relationship between the frequency and the period of an alternating current or voltage waveform?

No relationship

Directly proportional

Inversely proportional

37 / 40

What is the equation for the period of an alternating current or voltage waveform?

T = 1/f

T = f^2

T = f

38 / 40

What is the term for the instantaneous value of an alternating current or voltage at any given time?

RMS value

Peak value

Instantaneous value

39 / 40

What is the term for the instantaneous value of an alternating current or voltage at any given time?

RMS value

Peak value

Instantaneous value

40 / 40

What is the equation for the period of an alternating current or voltage waveform?

T = f

T = f^2

T = 1/f

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adminJune 12, 2024

0 6 1 minute read