An object is undergoing simple harmonic motion of amplitude 2.3 m. If the maximum velocity of the object is 10 m/s, what is the object's angular frequency?
A) 4.3 rad/s
B) 4.8 rad/s
C) 3.5 rad/s
D) 4.0 rad/s
A
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The amplitude of a 3.00-kg object in simple harmonic motion is 6.00 m. The maximum acceleration of the object is 5.00 m/s2. What is the period of simple harmonic motion?
A) 6.88 s B) 1.20 s C) 0.278 s D) 0.833 s E) 7.54 s
What are the Magellanic Clouds?
A) two small galaxies that orbit the Milky Way Galaxy B) two nebulae located in the disk of the Milky Way galaxy and visible only from the Southern Hemisphere C) star-forming clouds found in the constellation Orion D) the clouds of dust and gas found interspersed in many places throughout the Milky Way Galaxy
The figure shows a distance vs. time graph of an object with three distinct regions, I, II, and III
?
The object’s acceleration is negative in region III.
a.
True
b.
False
Plutonium is extremely rare in natural ore deposits because it
A) is artificially created. B) is chemically inert. C) is a gas at room temperature. D) has a tiny half-life compared with the age of Earth. E) none of the above