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WorksheetsEGRID 1 WEEK 2 Review
Total questions: 35
Worksheet time: 23mins
Electrical Power is generated at facilities know as __________ ________
(a)
Generating Stations use some method to rotate a magnetic field that produces electrical energy in the form of direct current.
True
False
There are how many methods that use wind, steam, water or some type of mechanical energy to turn a generator to produce electricity
7
5
3
8
High pressure steam is produced by any of these methods except.
Fossil Fired generation
nuclear fired generation
Solar generation
Wind Turbine generation
High heat is used to boil water and create the steam
true
false
High pressure steam can reach levels ranging from ____-____ psi
(a)
Heat from steam is captured for another useful purpose such as heat. This is known as
Congregation
Cogeneration
Multiple generation
Lateral generation
This process is called ________ _____ and is very common among natural gas power plants.
(a)
High pressure steam is produced from the _____ process to spin a turbine.
Solar troughs
Wind Turbine blade
Nuclear Fission
Natural gas
__% of todays electrical energy is produced with nuclear generation.
28%
22%
25%
20%
Goethermal Generation is considered a renewable resource.
True
False
Which type of generation doesn't require any fuel type
Solar
Hydro
Wind
Geothermal
Which type of generation is normally located at the point of consumption?
(a)
One fundamental law of physics states that energy can only be created not converted or destroyed.
True
False
The first half of the law of charges states that
(a)
If the negative pole of a magnet is passed near a conductor all negatively charged electrons will
move toward
move away
stay stationary
oscillate
The 2nd half of the law of charges states...
(a)
If voltage causes electrons to low away from the generating source the voltage is
neutral
negative
positive
If voltage causes electrons to flow toward the generating source the voltage is negative. This is known as
Induction
Polarity
Magnetic
Porosity
How many degrees are in a sine wave
360
270
180
720
Generators produce (a) volts in a complete rotation three times
After a generator has rotated 90 degrees the voltage has reached its
maximum or peak positive voltage
maximum or peak negative voltage
One complete rotation of a generator is referred as a
(a)
the number of times a generator rotates in 1 second is known as
Ferrad
Frequency
Hertz
Cycle
RMS is effective value
true
false
Root Mean Square = .707 x Peak voltage
true
false
Peak Voltage =1.414 x RMS
true
false
If the peak value is 10,184 volts what is the RMS value
(a)
If the RMS is 25,000 volts what if the Peak Value
(a)
Digital clamp multimeters calculate the Peak value of the AC voltage
True
False
In direct current circuits there is only one basic type of load, which is
Restrictive
Resistive
Restraint
Regular
If the voltage and current rise and fall at the same time they are said to be
In Phase
Out of Phase
Neutral
Crossed
In an AC circuit true power or watts can only be produced When both current and voltage are either positive or negative
True
False
The smart grid is the term the power industry uses for equipment and infrastructure that uses (a) .
It is easier to identify problem areas in the electrical system by monitoring using smart equipment
true
false
