If you feel a centrifugal force pulling you to the outside of a rotating circular wall:
a. you are correct about what is happening.
b. the circular wall actually is pushing on you.
c. you are experiencing a linear force.
d. the centripetal force inward balances the centrifugal force outward, and you feel no net force.
e. you are only experiencing half of what is happening; you are being pulled to the outside of the circle and the outside of the circle is also pushing on you.
b
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When the position of a simple harmonic oscillator is equal to A/2, where A is the amplitude, the kinetic energy is:
A. (3/4)
B. (1/4)
C. (3/8)
D. (1/8)
E. (1/2)
On which planet can the pole remain in darkness for 42 years, and then have 42 years of constant daylight?
A) Jupiter B) Saturn C) Uranus D) Neptune E) Pluto
A car accelerates from 10.0 m/s to 30.0 m/s at a rate of 3.00 m/s2. How far does the car travel while accelerating?
A) 80.0 m B) 133 m C) 226 m D) 399 m
Adams and Leverrier predicted the position of ________, which Galle confirmed
A) Jupiter B) Pluto C) Neptune D) Saturn E) Uranus