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an object is located on the inner side of a spinning cylinder with an angular velocity of 20rads the coefficient of
an electromagnet produces a magnetic field of 0550 t in a cylindrical region of radius 240 cm between its poles a
a mass of 56 kg slides across a rough table after sliding a total distance of 73 meters the mass comes to rest knowing
a wheel has angular acceleration of 35 rads2 and an inertiaof 115 kg per m2 if the radius of the wheel is 06 m what
a solid sphere of mass m 05 kg and radius r 02 m initially at rest has a torque 9in units of n per m applied to it
a transformer is to be used to provide power for a computer disk drive that needs 70 v rms instead of the 120 v rms
a diathermy machine used in physiotherapy generates electromagnetic radiation that gives the effect of deep heat when
the dielectric strength n of a material is the largest electric filed it can be subjected to without breaking down or
on the screen of a multiple-slit system the interference pattern shows bright maxima separated by 086deg and seven
the potential in a region of space is given by v 100 vx2 - y2z2 where x y and z are in meters find the electric field
a solenoid is wound with 270 turns per centimeter an outer layer of insulated wire with 200 turns per centimeter is
an electron travels north at a speed of 60x104 ms through a uniform magnetic field that is directed upwards and whose
in a ballistics test a 25 g bullet traveling horizontally at 1200 ms goes through a 35-cm-thick 350 kg stationary
a helium-neon laser 633 nm illuminates a diffraction grating the distance between the two m1 bright fringes is 32 cm on
monochromatic light strikes a diffraction grating at normal incidence before illuminating a screen 210m away if the
a projectile is launched in the horizontal direction it travels 2050m horizontally while it falls 450m vertically and
a skier of mass 79 kg is pulled up a slope by a motor-driven cablea how much work is required to pull him 55 m up a
a the roof of a large arena with a weight of 480 kn is lifted by 23 cm so that it can be centered how much work is done
two automobiles of equal mass approach an intersection one vehicle is traveling with velocity 123 ms toward the east
a railroad car of mass 31 104 kg moving at 400 ms collides and couples with two coupled railroad cars each of the same
consider a generator with a 300 turn coil on its armature and a uniform magnetic field of 54 t the diameter of the coil
the rotational velocity of a spinning disk decreases from 8 revs to 3 revs in 12 secwhat is the rotational acceleration
a 45 g golf ball is pushed up a 30deg ramp the ball starts from rest and the length of the surface of the ramp is 5 m
a cyclotron see figure below designed to accelerate protons has an outer radius of 0348 m the protons are emitted
you wish to replace the flooring in your kitchen with square linoleum tiles that measure 12 inches on a side if your