WorksheetsPhase and phase difference
Total questions: 11
Worksheet time: 6mins
The diagram shows two sinusoidal waveforms.
At time t = 0 the waves are in phase. At the dotted line, t = 18 s.
At which time is the phase difference between the two oscillations ⅛ of a cycle?
8.0s
4.5s
4.0s
9.0s
The frequency of a certain wave is 500 Hz and its speed is 340 ms–1.What is the phase difference between the motions of two points on the wave 0.17 m apart?
π rad
π/4 rad
π/2 rad
3π/4 rad
What is the phase difference between two points 30cm apart if the wavelength is 1.5m?
1.26 rad
126 rad
1.25663 rad
31 rad
What is the phase difference between points O and D?
zero
2π
π
π/2
If the path difference between B and C is 8nm, what is the wavelength?
(a)
A wave is displaced forward by +6 radians from O. Select which two points are closest to it
F
B
C
D
E
Which shows waves in phase?
A
B
Which shows waves out of phase by 90 degrees?
A
B
