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a computer disk drive is turned on starting from rest and has constant angular accelerationa if it took 0680 second for
a 61 kilogram person is in a head-on collision the cars speed at impact is 16 msa find the net force on the person if
a car weighing 9810 newton travels at 60 kmh moves into a circular driveway and slows down to a stop in 5 secondsa
a tuning fork generates sound waves with a frequency of 246 hertz the waves travel in opposite directions along a
a car traveling at 47 kmh hits a bridge abutment a passenger in the car moves forward a distance of 75 centimeter with
a 0150 kilogram particle moves along annbspxnbspaxis according to xt -1300 200tnbsp 450t2nbsp- 300t3 withnbspxnbspin
in the laboratory frame two events are separated by a time interval of 80 second and a spatial distance of 20 x 109
a a luggage carousel has the form of a section of a large cone rotating about its vertical axis its metallic surface
a rope having a total mass of 04 kilogram and total length 4 meter has 06 meter of the rope hanging vertically down off
after sliding down a snow-covered hill on an inner tube ashley is coasting across a level snowfield at a constant
a convex lens of focal length 5 centimeter is used as a magnifying glass obtain at what distance from a tiny insect
when a high jumper is in a position such that his arms and legs are hanging vertically and his trunk and head are
two converging lenses each of focal length 170 centimeter are placed 408 centimeter apart and an object is located 300
a simple pendulum consists of a small object of mass 30 kilogram hanging at the end of 20 meter long light string that
a star with an initial radius of 10 x 108 meter and period of 30 days collapses suddenly to a radius of 10 x 104 ma
a luggage carousel has the form of a large cone its surface slopes at 20o with the horizontal a 30 kilogram piece of
a 40 c charge experiences a 450i newton force find the electric field at the location of the 40 c
a flat 10 m2 surface is vertical at x 20 meter and parallel to the yz-plane evaluate the flux through the surface if it
iota draconis is the eighth brightest star in the constellation draco observations show that a planet with an orbital
a wrecking ball swings at the end of an 110 meter cable on a vertical circular arc the crane operator manages to give
a 470 gram golf ball is driven from the tee with an initial speed of 580 ms and rises to a height of 246 metera ignore
a step-down transformer turns ratio 17 is used with an electric train to reduce the voltage from the wall receptacle
a leopard seal jumps onto an uphill ice flow at 7 ms the ice is flat but sloped at 30o to the horizontal the leopard
joyce and efua are skating joyce pushes efua whose mass is 400 kilogram with a force of 50 newton determine what is
a laser beam is reflected by a plane mirror it is observed that the angle between the reflected and incident beams is