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a sanding disk withrotational inertia 17 10-3 kgm2 isattached to an electric drill whose motor delivers a torque of8 nm
an automobiletraveling at 800 kmh has tires of750 cm diametera what is the angular speed of the tires about
two particles p and q are initially at rest 10 m apart p hasa mass of 010 kg and q has a mass of 030 kg p and qattract
a tennis player receives a shot with the ball 00600 kgtraveling horizontally at 600 ms andreturns the shot with the
half of a slab is made of aluminum density 270 gcm3 andits length is 110cm its width - 130 cm and its height -
three thin rods each of length l are arranged in invertedu the two rods on the arms of the u each have mass m thethird
the maximum gauge pressure in a hydraulic lift is 170 atm what is the largest size vehiclekg it can lift if the
a ball rolling uphill a bowling ball rolls without slippingup a ramp that slopes upward at an angle beta to the
a290 kg wheel essentially a thin hoopwith radius 102 m is rotating at 280revmin it must be brought to a stop in 150 sa
if the sun were to disappear or somehow radically change its output how long would it take for us on earth to learn
a bicycle is rolling down a circular hill whose radius is 900m the angular displacement of the bicycle is 0960 rad the
a 100kg cannon at rest contains a 10kgcannonball when fired the cannonball leaves the cannon with avelocity of 90ms
a high-speed sander has a disk 400 cm in radius that rotates about its axis at aconstant rate of 1265 revmin determinea
an electron that has velocity v 20 x 106 msi 30 x 106 ms j moves through the uniform magneticfield b 030 ti - 015 tja
a bicyclist of mass 78 kg putsall his weight on each downward-moving pedal as he pedals up asteep road take the
a walkway suspended across a hotel lobby is supported atnumerous points along its edges by a vertical cable above
an automobilecrankshaft transfers energy from the engine to the axle at the rateof 200 hp 1492 kw when rotating at a
a a very powerful vacuum cleaner has a hose 295 cm in diameter with no nozzle on the hose what is the weight of the
a 74 kg man in a 60 kg chair tilts back so that all the weight isbalanced on two legs of the chair assume that each leg
superman attempts to drink water through a very longstraw with his great strenth he achieves maximum possible
the four tires of an automobile are inflated to a gaugepressure of 23 105 paeach tire has an area of 0024m2 in contact
a high-speed lifting mechanism supports a 875 kg object with a steel cable 230 m long and 400 cm2 incross-sectional
a boat is traveling upstream at 14 kmh with respect to thewater of a river the water itself is flowing at 9 kmh
a rotating fan completes 1200 revolutions every minuteconsider a point at the tip of the blade at a radius of015ma
a 48 g piece of ice at 00 degree c is placed in an insulated calorimeter of negligible heat capacity containing 100 g