The wave propagates at a speed of 12 m/s from A to B with the equation of "difference": y = 0.06 sin 20xt and the initial deviation is upwards (y and t are SI base units). The distance AB is 2.5 m. Exactly when B has 3/4 phase, point A deviates by... а. 3 ст, down b. 3 cm, up c. 3v3 cm, up d. 3v3 cm, down е. б ст, down
The wave propagates at a speed of 12 m/s from A to B with the equation of "difference": y = 0.06 sin 20xt and the initial deviation is upwards (y and t are SI base units). The distance AB is 2.5 m. Exactly when B has 3/4 phase, point A deviates by... а. 3 ст, down b. 3 cm, up c. 3v3 cm, up d. 3v3 cm, down е. б ст, down
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Transcribed Image Text:The wave propagates at a speed of 12 m/s
from A to B with the equation of
"difference": y = 0.06 sin 20xt and the initial
deviation is upwards (y and t are SI base
units). The distance AB is 2.5 m. Exactly
when B has 3/4 phase, point A deviates
by...
а. 3 ст, down
b. 3 cm, up
С. 3V3 ст, ир
d. 3v3 cm, down
е. б ст, down
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