Complex Numbers and Their Representations Quiz
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Complex Numbers represent points in a two dimensional complex or s-plane that are referenced to two distinct axes. The horizontal axis is called the “______ axis” while the vertical axis is called the “______ axis”

real, imaginary

complex number is represented in two forms. 1. Rectangular form 2. Polar Form 3 1.Rectangular form Z = x + jy Where: Z - is the Complex Number representing the Vector x - is the Real part y - is the Imaginary part j - is defined by ______

\sqrt{-1}

It is defined as a quantity which is numerically equal to and which represents the rotation of a vector through a 90° in anticlockwise direction.

[blank]

Convert the following from rectangular to polar Practice problem

<p>[blank]</p> Signup and view all the answers

Sketch the following complex numbers in the complex plane: (a) (b) (c)

<p>[blank]</p> Signup and view all the answers

DC circuit and waveform as shown in figure 1.4 (a) and (b). Fig: 1.4 (a) fig:1.4 (b) 3 Alternating current: Alternating ______

<p>current</p> Signup and view all the answers

An electric current that has constant magnitude and same polarity (either positive or negative ) is called direct ______

<p>current</p> Signup and view all the answers

An electric current that flows in one direction only. ______ current (DC) is an electric current that flows in one direction only

<p>Direct</p> Signup and view all the answers

Direct current : Direct current (DC) is an electric current that flows in one direction ______

<p>only</p> Signup and view all the answers

The material used in this presentation i.e., pictures/graphs/text, etc. is solely intended for educational/teaching purpose, offered free of cost to the students for use under special circumstances of Online Education due to COVID-19 Lockdown situation and may include copyrighted material - the use of which may not have been specifically authorised by Copyright Owners. It’s application constitutes Fair Use of any such copyrighted material as provided in globally accepted law of many ______

<p>countries</p> Signup and view all the answers

Fair Use Notice

<p>The material used in this presentation i.e., pictures/graphs/text, etc. is solely intended for educational/teaching purpose, offered free of cost to the students for use under special circumstances of Online Education due to COVID-19 Lockdown situation and may include copyrighted material - the use of which may not have been specifically authorised by Copyright Owners. It’s application constitutes Fair Use of any such copyrighted material as provided in globally accepted law of many countries. The contents of presentations are intended only for the attendees of the class being conducted by the presenter. Fundamentals of AC waveform 2 Direct current : Direct current (DC) is an electric current that flows in one direction only. An electric current that has constant magnitude and same polarity (either positive or negative ) is called direct current. The DC circuit and waveform as shown in figure 1.4 (a) and (b). Fig: 1.4 (a) fig:1.4 (b) 3 Alternating current: Alternating current</p> Signup and view all the answers

An electric current that flows in one direction only. ______ current (DC) is an electric current that flows in one direction only

<p>Direct</p> Signup and view all the answers

It is defined as a quantity which is numerically equal to and which represents the rotation of a vector through a 90° in anticlockwise direction.

<p>j</p> Signup and view all the answers

The horizontal axis is called the “______ axis” while the vertical axis is called the “______ axis”

<p>Real, Imaginary</p> Signup and view all the answers

The material used in this presentation i.e., pictures/graphs/text, etc. is solely intended for educational/teaching purpose, offered free of cost to the students for use under special circumstances of Online Education due to COVID-19 Lockdown situation and may include copyrighted material - the use of which may not have been specifically authorised by Copyright Owners. It’s application constitutes Fair Use of any such copyrighted material as provided in globally accepted law of many ______

<p>countries</p> Signup and view all the answers

Convert the following from rectangular to polar Practice problem complex number is represented in two forms. 1. Rectangular form 2. Polar Form 3 1.Rectangular form Z = x + jy Where: Z - is the Complex Number representing the Vector x - is the Real part y - is the Imaginary part j - is defined by ______

<p>i</p> Signup and view all the answers

______ - the use of which may not have been specifically authorised by Copyright Owners. It’s application constitutes Fair Use of any such copyrighted material as provided in globally accepted law of many countries. The contents of presentations are intended only for the attendees of the class being conducted by the presenter. Fundamentals of AC waveform 2

<p>Fair Use Notice The material used in this presentation i.e., pictures/graphs/text, etc. is solely intended for educational/teaching purpose, offered free of cost to the students for use under special circumstances of Online Education due to COVID-19 Lockdown situation and may include copyrighted material</p> Signup and view all the answers

Direct current (______) is an electric current that flows in one direction only. An electric current that has constant magnitude and same polarity (either positive or negative ) is called direct current

<p>DC</p> Signup and view all the answers

An electric current that has constant magnitude and same polarity (either positive or negative ) is called ______

<p>direct current</p> Signup and view all the answers

The DC circuit and waveform as shown in figure 1.4 (a) and (b). Fig: 1.4 (a) fig:1.4 (b) 3 Alternating current: Alternating c.

<p>alternating current</p> Signup and view all the answers

An electric current that flows in one direction only.

<p>direct current</p> Signup and view all the answers

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