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RAD106 - exam 2

QuestionAnswer
According to Faraday’s law, the magnitude of the induced electric current depends on which factor? Strength of the magnetic field
The charges on an electrified object are distributed __________ Evenly throughout the object
An electric potential applied to a conductor produces a(n)__________. Electric current AND a magnetic field
What is Ohm’s law? (formula) I = V/R
What is the unit of electric potential? Volt
Electrification occurs through the movement of ___________ Electrons
When a group of dipoles are aligned, they create _______ A magnetic domain
On the surface of an electrified object, the charges concentrate on the ________ Sharpest curvatures
Alternating current is produced by a ________ generator
Electrical power is measured in _____ Watts
Electrostatics is the study of __________ electric charges Stationary
Water is a ___________ material Diamagnetic
What type of material can be made magnetic when placed in an external magnetic field? Ferromagnetic
The magnetic intensity of an electromagnet is greatly increased by the addition of a(n) __________ core Iron
Electrodynamics is the study of __________ electric charges Mobile
________ is the number of wavelengths that pass a point of observation per second Frequency
An x-ray photon is a quantum of __________ energy Electromagnetic
__________ is one half the range from crest to valley over which the sine wave varies Amplitude
The lowest energy range of the electromagnetic spectrum is _________ Radio waves
Created by: jetsetjes
 

 



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