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a charged particle enters a uniform magnetic field and followsthe circular path shown in the drawing the particles
a 69kg person sits on a 38kg chair each leg of the chairmakes contact with the floor in a circle that is 11cm
the drawing shows a parallel plate capacitor that is moving witha speed of 34 ms through a 43-t magnetic field the
when an air capacitor with a capacitance of 400 nf 1nf10-9 fis connected to a power supply the energy stored in the
a 500kg sack of flour is lifted vertically at a constantspeed of 350ms through a height of 150ma how great a force is
how much voltage must be used to accelerate a proton radius 12x10-15m so that it has sufficient energy to just
a wire made of tungsten is 783 m long and has a cross-sectional area of 273 multiplied by 10-7m2 it is observed that
a car moves along an x axis through a distance of 950 mstarting at rest at x 0 and ending at rest atx 950 m through
an electron ismoving at a speed of 12 104 msin a circular path of radius of 19 cminside a solenoid the magnetic field
it is found experimentally that the electric field in a certainregion of earths atmosphere is directed vertically down
a quarterback throws a pass that is a perfect spiral in otherwords the football does not wobble but spins smoothly
a police officer is driving due north at a constant speed of27 ms relative to the ground when shenotices a truck on the
a copper plate has a length of 012 m and a width of 010 m at25 degrees c the plate is uniformly heated to 175 degreesc
an antelope moving with constant acceleration covers thedistance between two points 700m apart in 700s its speed as
a solid uniform sphere of mass m and radius r has atranslationavelocity of 10ms while rolling wo slipping assumingit
a long thin uniform rod lies motionless in a friction freehorizontal plane along the y-axis it is pinned to the ground
a force of 250 n is applied to a hydraulic jack piston that is001 m in diameter if the piston which supports the load
a capacitor of capacitance c is charged to a potential differencev0 the terminals of the charged capcitor are
a spherical capacitor is formed from two concentricspherical conducting shells separated by a vacuum the innersphere
a 20- kg piece of wood slides on the surface shown infig 733 the curved sides are perfectly smooth but the
a girl floats in a lake with 97 percent of her body beneaththe watera what is her mass densityb her weight
a charge of -402 mc is fixed inplace from a horizontal distance of 0958 m a particle of mass927 x 10-5kg and charge
two bumper cars on a park ride collide elastically as oneapproaches from the rear one had a mass of m1 437 kgand the
a ski tow operates on a 150degrees slope of lenth 300m the rope moves at 120kmh and provides power for 50 riders at
a charged isolated metal sphere of diameter 13 cm has apotential of 7500 v relative to v 0 at infinity calculate the