Author Question: Waves that are emitted in phase from two sources will undergo destructive interference when the ... (Read 32 times)

segrsyd · **on:** Jul 29, 2018

Waves that are emitted in phase from two sources will undergo destructive interference when the paths from the sources differ by

A)

an odd half-integer number of wavelengths.
B)

a whole integer number of wavelengths.
C)

an odd one-third-integer number of wavelengths.
D)

any quarter-integer number of wavelengths.
E)

none of the above.

Question 2

An electromagnetic wave with components Ey = Eo sin(kx - t) and Bz = Bo sin(kx - t) is a wave with a frequency of

A)

k.
B)

/2.
C)

k/.
D)

.
E)

/.