A Ferris wheel with a radius of 14.0 m rotates at a constant rate, completing one revolution in 30.0 s. What is the apparent weight of a 60.0-kg passenger when she is at the bottom of the wheel?
A) 589 N
B) 562 N
C) 625 N
D) 852 N
E) 432 N
C
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An LRC circuit has R = 15 ?, L = 25 mH, and C = 30 ?F. The circuit is connected to a 120 V (rms) source with frequency 200 Hz
(a) What is the average power dissipated by the circuit? (b) What is the power factor for the circuit?
A supermassive black hole that is erupting____
a. will consume all gas and dust in the galaxy b. will heat the gas in the cluster until it all escapes c. is fed by the intergalactic gas of the cluster d. may push its accretion disk away and choke off the eruption e. will push other galaxies away from its parent galaxy
A particle starts from the origin at t = 0 with a velocity of 6.0
m/s and moves in the xy plane with a constant acceleration of 
m/s2. At the instant the particle achieves its maximum positive x coordinate, how far is it from the origin?
A. 36 m B. 20 m C. 45 m D. 27 m E. 37 m
The sun has a surface temperature of approximately 5800 K. At what wavelength does the maximum energy radiated by the sun occur?
a. 5800 nm b. 300 nm c. 174 nm d. 520 nm e. 3000 nm