Two waves travel simultaneously through the same medium
The first wave is described by y1(x,t) = Acos(kx-?t) and the second wave by y2(x,t) = A cos(kx-?t + ?). If the amplitude of the resulting superposition is A/2, what are the possible values of ??
A)
?/6, -?/6
B)
?/3, -?/3
C)
?/8, -?/8
D)
60°, -60°
E)
?/4, -?/4
B
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a. AC current. b. DC current. c. resistance. d. voltage. e. positive ions.
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Fill in the blank(s) with correct word