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an internal explosion breaks an object initially at rest into two pieces one of which has 16 times the mass of the
a square uniform raft 16 m by 16 m of mass 6060 kg is used as a ferryboat if three cars each of mass 1140 kg occupy the
a 52 kg woman and a 70 kg man stand 200 m apart on frictionless ice1 how far from the man is their center of mass cm2
a shot putter launches a 7220 kilogram shot by pushing it along a straight line of length 1650 meter and at an angle of
a 60 ohm resistor and a 40 ohm resistor are connected in parallel to a 120 volt power supplya determine the total
a particle slides back and forth on a frictionless track whose height as a function of horizontal position x is given
catching a wave a 58 kilogram surfer starts with a speed of 13 ms drops through a height of 180 meter and ends with a
a lady who weights 120 lbs stands on a bathroom scale in an elevator find what will the scale read when the elevator is
an unstable particle with a mass equal to 334 x 10-27 kilogram is initially at rest the particle decays into two
an astronaut is traveling in a space vehicle that has a speed of 0510c relative to earth the astronaut measures his
an astronaut at rest on earth has a heartbeat rate of 74 beatsmin when the astronaut is traveling in a spaceship at 080
a circular disk of radius r and total charge q has the charge distributed with surface charge density etacr where c is
a woman places her briefcase on the backseat of her car as she drives to work the car negotiates an unbanked curve in
a 28 gram bullet strikes a 09 kilogram block attached to a fixed horizontal spring whose spring constant is 68 x 103 nm
a 2000 kilogram puppet oscillates at the end of a light spring of constant k 600 nm evaluate what is the frequency of
a mass sitting on a horizontal frictionless surface is attached to one end of a spring the other end is fixed to a wall
a satellite has a mass of 100 kilogram and is located at 200 x 106 above the surface of the eartha obtain the potential
two persons are on a ride where the inside cars rotate at a constant angular velocity 4 times the constant angular
determine the kinetic energy of the photoelectron produced when an 82 kev x-ray interacts with an l-shell electron in
a gamma ray from 198au incident normally on a thick aluminum slab travels 145 centimeter before it undergoes a compton
determine the electric field inside a spherical cavity of radius r located inside a uniformly charged sphere of radius
a 60 centimeter long 500 gram bar rotates in a horizontal plane on an axle that passes through the center of the bar
a 60 lb sphere a of radius 50 inches is moving with a velocity of 5 fts to the right along a flat frictionless surface
an 840 gram bullet has a speed of 113 kms find the bullet kinetic energy if its speed is
determine the resultant velocity of an airplane that normally flies at 200 kh if it encounters a 50 kmm tailwind if it