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Multiple Choice
The function for some transverse wave is ? = (0.5 m) sin [(0.8 m−1)x − 2?(50 Hz)t + π/3]. What is the transverse velocity at t=2 s, x=7 cm? What is the maximum transverse speed? The maximum transverse acceleration?
A
vT(7cm, 2s) = 23.3 m/s;
vT,max = 157 m/s;
aT,max = 7854 m/s2
vT,max = 157 m/s;
aT,max = 7854 m/s2
B
vT(7cm, 2s) = 23.3 m/s;
vT,max = 25 m/s;
aT,max = 1250 m/s2
vT,max = 25 m/s;
aT,max = 1250 m/s2
C
vT(7cm, 2s) = 70.8 m/s;
vT,max = 157 m/s;
aT,max = 7854 m/s2
vT,max = 157 m/s;
aT,max = 7854 m/s2
D
vT(7cm, 2s) = 70.8 m/s;
vT,max = 157 m/s;
aT,max = 49,298 m/s2
vT,max = 157 m/s;
aT,max = 49,298 m/s2
E
vT(7cm, 2s) = 107.2m/s;
vT,max = 157 m/s;
aT,max = 7854 m/s2
vT,max = 157 m/s;
aT,max = 7854 m/s2
F
vT(7cm, 2s) = 107.2 m/s;
vT,max = 157 m/s;
aT,max = 49,298 m/s2
vT,max = 157 m/s;
aT,max = 49,298 m/s2
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