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in an aortic aneurysm a bulge forms where the walls of the aorta are weakened if blood flowing through the aorta radius
1 which one of the following statements is correct concerning resonance in a system that can oscillatea resonance
the electric potential due to a point charge is given by vkqrwhere q is the charge r is the distance from q and k
a fountain shoots a jet of water 10 m into the air the fountain has a round nozzle of diameter 184 cm at ground level
a 270 g ball at the end of a string is revolving uniformly in a horizontal circle of radius 051 m the ball makes17
what angular acceleration is necessary to increase the angular speed of a fan blade from 89 rads to 157 rads in
a long nonconducting solid cylinder of radius z cm has a nonuniform volume charge density rho that is a function of the
the wheel on an upside-down bicycle moves through 175 rad in 510seconds what is the wheels angular acceleration if its
a 1900kg car experiences a combined force of air resistance andfriction that has the same magnitude whether the car
in a television set electrons are accelerated from rest through apotential difference of 15 kv theelectrons then pass
a 144 kg monkey wrench is pivoted at oneend and allowed to swing as a physical pendulum the period of itsmotion is 0860
a 0340 kg block is attached to ahorizontal ideal spring with spring constant k 300 nm there is no friction at t 0 the
a solid piece of aluminum weighs 576 g in air and 265 g when submerged in a liquid a what is the volume of the metal
a tube open at only one end is cut into two shorternon-equal lengths the piece open at both ends has a
violet light falls on a surface with two small slits 19 x10ndash4 cm apart a first-order line appears 132 cmfrom the
two points a and b are separated by 00360m the potential at a is 811 v and that at bis 416 v find the magnitude of the
the generator at a power plant produces ac at 48000 v a transformer step this up to 345000 v for transmission over
in the amusement park ride known as magic mountain supermanpowerful magnets accelerate a car and its riders from rest
a small fan pulls the air in and forces it through the resistorswhere it is heated if the density of the air is 12 kgm3
two waves are traveling in opposite directions on the same string the displacements caused by the individiual waves are
a fountain shoots a jet of water 10 m into the air the fountainhas a round nozzle of diameter 184 cm at ground level
two particles with charges 6e and -3e areinitially very far apart effectively an infinite distance apartthey are then
a movig particle encounters an external electric field that decreases its kinetic energy from 9380 ev to 7310 ev as the
just because the title of this section is ldquowave opticsrdquodoesnt mean that it only applies to light the phenomena
a current of 0300 a through your chest can send your heart into fibrillation ruining the normal rhythm of heart beat