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At an amusement park there is a ride in which cylindrically shaped chambers spin around a central axis. People sit in seats facing the axis, their backs against the outer wall. At one instant the outer wall moves at a speed of 3.12 m/s, and an 81.9-kg person feels a 466-N force pressing against his back. What is the radius of a chamber?
Neglect air resitance. Find rocket's kinetic energy when the rocket is 1000 km above Earth's surface. Illustrate what is the max heigh that the rocket reaches.
At what position is the third bead in equilibrium? Can it be in stable equilibrium.
An ideal, monatomic gas is allowed to expand quasi-statically and adiabatically, What is the work done by the gas and What is the change in the internal energy of the gas?
The position function x(t) of a particle moving along an x axis is x = 4.5 - 4.5t2, with x in meters and t in seconds.
A sledge loaded with bricks has a total mass of 18.1 kg and is puled at a constant speed by a rope inclined at 19.0^above The horizontal. determine the mechanical energy lost due to friction
A 4.00 kg block is free from rest 2.0m high at the top of a 30 degree frictionless incline. The block makes a head-on elastic collision with another 3.00 kg block initially at rest on a horizontal surface at the bottom of the incline.
A plastic rod is rubbed against a wool shirt there by aquiring the charge of -0.80 mC. how many electrons are transfered from the wool shirt to the plastic rod.
Two students are on a balcony 18.30 m above the street. One student throws a ball, b1, vertically downward at 16.80 m/s. At the same instant, the other student throws a ball, b2, vertically upward at the same speed.
Explain an experimental method for determining the center of mass of any object, including irregularly shaped objects.
An ocean liner leaves New York City and travels 39.0° north of east for 140 km. How far east and how far north has it gone? In other words, what are the magnitudes of the components of the ship's displacement vector in the following directions.
Calculate Louise's AMT adjustment for circulation expenses for 2011, 2012, 2013, and 2014. Advise Louise on explain how she could reduce or eliminate the AMT adjustment in 2011.
A 1600kg sedan goes through a wide intersection traveling from north to south when it is hit by a 2500kg SUV traveling from east to west. How fast was sedan traveling just before the collision
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