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We wrap a light, nonstretching cable around a 9.00kg solid cylinder with diameter of 34.0cm . The cylinder rotates with negligible friction about a stationary horizontal axis. We tie the free end of the cable to a 13.0kg block and release the block from rest. As the block falls, the cable unwinds without stretching or slipping.
How far will the mass have to descend to give the cylinder 470J of kinetic energy? (h= in m)
Two small spheres of mass m = 0.02 kg are suspended from a common point with threads of length L = 1.2 m. When each sphere carries a charge q = 0.75 µC, each thread makes an angle? With the vertical as shown in the figure. The charge q is related to..
What is an angular speed of the small cylinders, which is between two inner and outer cylinders
a sinusoidal sound wave is described by the displacement sxt sm coskx - omegat where sm 4.89 mum k 12.4 radm and
Drag race tires in contact with an asphalt surface have an extremely high coefficient of static friction. Assuming a constant acceleration and no slipping of tires, estimation the coefficient of static friction needed for a drag racer to cover 1.0 km..
An optical disk drive in your computer can spin a disk at up to 10,000 rpm. If a particular disk is spun at 8690 rpm while it is being read, what is the magnitude of the linear acceleration of a point 1/11 of the way out from the center of the disk
the body contains many small currents caused by the motion of ions in the organs and cells. measurements of the
Calculate the linear acceleration of a car, the 0.340 m radius tires of which have an angular acceleration of 7.0 rad/s2. Assume no slippage
We have a thin round plate of radius r. We remove a part of itwhich has also round shape with diameter r. Find the center of mass of the remaining object
A ray of light is traveling in a glass cube that is totally immersed in water. What is the refractive index of the glass
An electron ismoving at a speed of 1.2 104 m/sin a circular path of radius of 1.9 cminside a solenoid. Find the strength of the magnetic field inside the solenoid
An electron with kinetic energy 1.56 keV circles in a plane perpendicular to a uniform magnetic field. The orbit radius is 23.0 cm. Find the frequency of circling
What is the acceleration of two falling sky divers. Some European trucks run on energy stored in a rotating flywheel, with an electric motor getting flywheel up to its top speed of 440 π rad/s. One such flywheel is a solid, uniform cylinder with a ..
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