Phcysics Flashcards
1
Q
A moving magnetic field produces an electric field in a process called ____.
A
induction
2
Q
In 1860, James Maxwell proposed that a changing electric field produces ____.
A
a magnetic field
3
Q
The speed of an electromagnetic wave is the product of the wavelength and the ____ of the wave.
A
frequency
4
Q
The speed of an electromagnetic wave traveling through a ____ is always lower than the speed
of an electromagnetic wave in a vacuum.
A
dielectric
5
Q
Because a vacuum has a ____ of 1.00000, the velocity of an electromagnetic wave in a
vacuum is equal to c.
A
dielectric constant
