A 10-gram wire that is 6.0 m long is under tension. When a transverse wave of frequency 280 Hz travels along the wire, its wavelength is 0.60 m,and its amplitude is 8.4 mm
How much time does it take for a crest of the transverse wave to travel the length of the wire? A) 36 ms
B) 31 ms
C) 40 ms
D) 44 ms
E) 49 ms
A
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A ball thrown into the air follows a parabolic trajectory. At the highest point in the trajectory
A. both the velocity and the acceleration are zero. B. the velocity is zero, but the acceleration is not zero. C. neither the acceleration nor the velocity are zero. D. the acceleration is zero but the velocity is not zero.
Clovis wants to lose weight. Clotilde tells him that he will be thin enough for her if he travels past her at 0.600c. If the distance she sees from the front of his stomach to his back is then 24.0 cm, what distance in cm does she see when he is standing still?
A. 15.4 B. 19.2 C. 24.0 D. 30.0 E. 37.5
If the Moon had twice as much mass and still orbits Earth at the same distance, ocean bulges on Earth would be
A) smaller. B) larger. C) unequal in size. D) not significantly different. E) none of the above
The type of fuel created in the breeder reactor is
A) uranium-238. B) cow dung. C) plutonium. D) uranium-235. E) deuterium.