A) the magnitude of the acceleration is a maximum.
B) the displacement is a maximum.
C) the magnitude of the acceleration is a minimum.
D) the potential energy is a maximum.
E) the kinetic energy is a minimum.
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A) x(t) = (4.0 cm) sin[(2π/8.0 s) t + π/3.0]
B) x(t) = (4.0 cm) cos[(2π/8.0 s) t + 2π/3.0]
C) x(t) = (4.0 cm) cos[(2π/8.0 s) t + π/3.0]
D) x(t) = (4.0 cm) cos[(2π/8.0 s) t - π/3.0]
E) x(t) = (8.0 cm) cos[(2π/8.0 s) t + π/3.0]
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A) 0.15 m
B) 0.30 m
C) 1.6 m
D) 2.4 m
E) 0.80 m
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A) 78 cm
B) 62 cm
C) 35 cm
D) 98 cm
E) 180 cm
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A)
B)
C)
D)
E)
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A) increases by a factor of .
B) increases by a factor of 2.
C) increases by a factor of 3.
D) increases by a factor of 4.
E) does not change.
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A) 2T
B) T/2
C) T
D) 4T
E) T
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A) 31 kg/s
B) 34 kg/s
C) 37 kg/s
D) 40 kg/s
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A) 0.00693 kg/s
B) 0.0462 kg/s
C) 0.00762 kg/s
D) 0.0100 kg/s
E) 0.00857 kg/s
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A) at either A or B.
B) midway between A and B.
C) 1/3 of the distance from A to B.
D) 1/4 of the distance from A to B.
E) 1/ times the distance from A to B.
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A) 0.44 J
B) 0.41 J
C) 0.46 J
D) 0.49 J
E) 0.52 J
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A) 2T
B) T/2
C) T
D) 4T
E) T
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A) 17.6 N/m
B) 21.1 N/m
C) 28.2 N/m
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A) The natural frequency of the building should be exactly the same as typical earthquake frequencies.
B) The natural frequency of the building should be very different from typical earthquake frequencies.
C) The natural frequency of the building should be almost the same as typical earthquake frequencies but slightly higher.
D) The natural frequency of the building should be almost the same as typical earthquake frequencies but slightly lower.
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