A tall building is swaying back and forth on a gusty day. The wind picks up and doubles the amplitude of the oscillation. A. By what factor does the maximum speed of the top of the building increase? B. By what factor does the maximum acceleration of the top of the building increase?
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Based on the concept of the wave-like nature of light, huygens' theory of light postulates that the more light was "bent" by a substance the slower it would move while traversing across that substance. a) deflection b) interference c) refraction d) resonance
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The space between two 15-in.-long concentric cylinders is filled with glycerin (viscosity = 8.5 × 10-3 lb·s/ft2). the inner cylinder has a radius of 1 in. and the gap width between cylinders is 0.1 in. determine (a) the torque and (b) the power required to rotate the inner cylinder at 180 rev/min. the outer cylinder is fixed. assume the velocity distribution in the gap to be linear.
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Physics, 22.06.2019 19:30
If the area of a square has increased by a factor of 16, by how much has each side increased?
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Preciso de ajuda na parte de termometria e tenho prova amanhã ajuda ae prf
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A tall building is swaying back and forth on a gusty day. The wind picks up and doubles the amplitud...
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