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A circular-motion addict of mass 95 kg rides a Ferris wheel around in a vertical circle of radius 10 m at a constant speed of 6.4 m/s.
(a) What is the period of the motion?
___ s
(b) What is the magnitude of the normal force on the addict from the seat when both go through the highest point of the circular path?
____ N
(c) What is it when both go through the lowest point?
___ N
As observed on earth, a certain type of bacterium is known to double in number every 6 hours. how many bacteria are in the culture on the rocket, according to an earth-based observer
Find the potential on the axis of a charged ring carrying some charge density (lamda) uniformly distributed around it
At this point, he throws a forward pass 45.0 yards straight downfield perpendicular to the line of scrimmage. Illustrate what is the magnitude of the football's resultant displacement?
A light beam is incident on heavy flint glass (n=1.65) at the polarizing angle. Angle of refraction is 31.22 degrees. determine the change in the intensity
An aluminum wire carrying a current of 4.0 A has a cross-sectional area of 9.0 10-6 m2. Find the drift speed of the electrons in the wire
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Consider a 9.5-mm-diameter wire made from copper (mass density 8.9 g/cc, resistivity 1.7E-8 ohm-m). What is the electric field (in V/m) in the wire
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A ball m=1kg rolling without slipping on a flat surface with v=.1m/s strikes the wall after which v=.08m/s
The work function for Zinc is 4.31 eV. Find the cutoff wavelength for zinc and what is the lowest frequency of light incident on zinc
A 74- kg ice hockey player standing on a frictionless sheet of ice throws a 6.2- kg bowling ball horizontally with a speed of 3.9 m/s. what speed does the hockey player recoil
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