Electric Power Systems week1

Energy Production, Distribution & Safety


Electric Power Systems

Basic Electricity

LATEST SUBMISSION GRADE
100%

1.Question 1
Determine whether the following statement is true or false.
Electricity is understood to be a form of energy comparable to other forms such as heat and light.


False

True
Correct
Correct!
1 / 1 point

2.Question 2
Please pick the best answer(s) to the following question:
Materials that contain very few free electrons are called?


Non-conductors
Correct
Correct!

None of the above

Insulators
Correct
Correct!

Conductors
1 / 1 point

3.Question 3
The flow of electrons in a conductor go from:


North to South

positive to negative

East to West

negative to positve
Correct
Correct!
1 / 1 point

4.Question 4
A power supply provides power supplied from the AC network.
What is the specified voltage in North America currently?


110V

130V

100V

120V
Correct
Correct!
1 / 1 point

5.Question 5
Choose the best option(s) below that are included in a simple circuit:


All of the above

Connections between the voltage source and the load

Consumer load

A switch to open/close the circuit

Voltage source
Correct
Correct!
1 / 1 point

6.Question 6
Please choose the best answer to fill in the blank.
A voltage can only exist between ________ points.


six

two

four

three
Correct
Correct!
1 / 1 point

7.Question 7
Please fill in the blanks to complete the sentence.
1W is the power generated by ______ at a DC Voltage of ______ .


1A / 1V

2V / 2A

1V / 1A

2A / 2V
Correct
Correct!
1 / 1 point

8.Question 8
Ohm's Law looks at the relationship between:


V
Correct

I
Correct

R
Correct

None
1 / 1 point

9.Question 9
Please determine whether the follow statement is true or false.
A DC voltage is a voltage of constant magnitude and direction.


False

True
Correct
Correct!
1 / 1 point

10.Question 10
The current produced by such voltage in a load (see question 9) is called the:


alternating current (AC)

direct current (DC)
Correct
Correct!
1 / 1 point

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