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a coin slides over a frictionless plane and across an xycoordinate system from the origin to a point with xycoordinates
a luge and its rider with a total mass of 115 kg emerge from a downhill track onto a horizontalstraight track with an
a force of 47 n acts on a 14 kg body initially at resta compute the work done by the force in thefirst secondb compute
a 78 kg diver steps off a 11 m tower and drops from rest straight down intothe water if he comes to rest 43 mbeneath
a moving particle encounters an external electric field that decreases its kinetic energy from 10270 ev to 7400 evas
a capacitor is connected across an ac generator whose frequency is 750hz and whose pick output voltage is 140 v the rms
a laser beam moves from the bottom of an aquarium towards thesurface the beam describes an angle of 4875 degrees
you walk 35m in front of a large round mirror you see yourimage right side up and apparently half your size height what
a packing crate is placed on a 24deg inclined planeif the coefficient of static friction between the crate and the
what force must be applied to push a carton weighing287 newtons up a 19deg incline if the coefficient of
three identical stars of mass m 31x1030 kgform an equilateral triangle that rotates around the trianglescenter as the
two identical metal spheres a and b are connected by a metal rod both are initially neutral 10 x 1012 electrons are
a 30 microf capacitor has acapacitive reactance of 10 ka what is the frequency of the applied voltageb what inductance
a newly planted tree is supported against the wind by a rope tied to a stake in the ground as shown in the figure below
a tree is growing at the edge of a pond the top of the treeis seen reflected 75m from the base of the tree and 15m from
an object is 13 cm in front of a convex mirror whose focallength magnitude is 9cm and the magnitude of the distance is
a water is ejected from a garden hose of radius 107 cm at a speed of 531ms find the flow rate through the hoselitersb a
estimate the total pathlength traveled by a deuteron in the syslotron of sample problem28-5 during the entire
a ball moving at 13 ms makes an off-center elastic collision withanother ball of equal mass that is initially at rest
a block with mass m 500 kg slides down a surfaceinclined 369 to the horizontal see figure below the coefficientof
a 4 kg object moving at 17 ms in the positive x direction has aone-dimensional elastic collision with an object
a horizontal board weighing 2320 nis supported at points a and b in the figure below the plankserves as a platform for
the plane of a rectangular coil 60 cm by90 cm is perpendicular to the directionof a magnetic field vector b if the
the intensity of a particular earth quake wave is measured to be90106 jm2middots at adistance of 49 km from the sourcea