What's the Frequency Kenneth ?
What is the standard frequency in the US ??
60 Hertz
Who invented/perfected the AC motors and generators that still power industry today relatively unchanged ??
Nikola Tesla
Nikola Tesla helped redesign this inventor’s inefficient motor and generators ??
Thomas Edison
A resistor dissipates energy in the form of what ??
Heat
Electrical current is measured in ________?
Amps
What is the standard frequency in Europe ??
50 Hertz
Year the term “electricity” was first coined:
A. 80 AD
B. 1493
C. 1600
D. 1882
C: William Gilbert in 1600 first used the Latin term ‘Electricus’ in order to describe the force that was generated by rubbing two substances
Credited with 'discovering' electricity, though he merely proved that lightning was electrical in nature ??
Benjamin Franklin
An electronic component that will hold a charge is called ??
A capacitor
The units for the level of "potential difference" are ___________?
Volts
What is the period of a 10 hertz sine wave ??
One tenth of a second
The first electric car was invented in:
A. 1922
B. 1956
C. 1891
D. 1973
C. The first operational electric car was built by William Morrison in the U.S. circa 1891 !!!
What scientist introduced the concept of the electric field?
Michael Faraday
A device that can run an AC motor at different speeds is called ??
Variable Frequency Drive
Units of power are most often expressed as __________?
Kilowatts/Watts
At what frequency does a clock tick ??
1 Hertz
The first "Lighthouse" to use electricity was ?
The Statue of Liberty -- powered by Edison's Pearl Street powerhouse in 1886.
Who is credited with inventing the first Battery ??
Alessandro Volta
This device is used to change the voltage to a higher or lower value in an AC system ??
A Transformer
The units expressing the charge passing in a wire per unit time is the ___________??
Coulomb