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an object with a mass of 10 kg lies on a horizontal surface with friction with a coefficient of kinetic friction of
a mass of 10 kg lies on a horizontal surface with friction the coefficient of static friction is 11 one force is
when a 509-g tennis ball is served it accelerates from rest to a speed of 354 ms the impact with the racket gives the
a 1180-kg car is moving due east with an initial speed of 349 ms after 689 s the car has slowed down to 193 ms find the
a motorcycle with a mass of 46 kg is moving at a constant speed in a vertical circle of some radius the normal force at
a wildlife researcher is tracking a flock of geese the geese fly 46 km due west then turn toward the north by 41
determine the total pressure experienced by a diver working 25m below the surface of sea water take the density of sea
what sources of error can contribute towards incorrect calculations of rotational inertia for a disk and point
a mass of 9 kg lies on a horizontal surface with friction the coefficient of static friction is 138 one force is
an object with a mass of 6 kg lies on a horizontal surface with friction with a coefficient of kinetic friction of 053
at this point in the problem set you are probably shaking your head so lets calculate the rotational energy in a head
consider a cold aluminium canned drink that is initially at a uniform temperature of 3degc the can is 125 cm high and
a c6-5 model rocket engine has an impulse of 100nbspnsdotsnbspfor 170nbsps while burning 00125nbspkgnbspof propellant
a jet aircraft with a mass ofnbsp4400nbspkg has an engine that exerts a force thrust equal tonbsp59200nbspnwhat is the
at what distance from the center of earth is the center of mass of the earth-moon system suppose that the mass of the
a bicyclist m616 kg has wheels with radius of 410 cm they begin to pedal from rest exerting a constant forward force of
in anbspparallel-flownbspheat exchanger the inlet and exit temperatures of thenbsphot fluidnbsparenbsp80
questionyou shoot anbsp00050-kg bullet into anbsp20-kgnbspwooden block at rest on a horizontal surfacenbspfigure 1nbsp
if a sample of na18f has an approximately constant activity of 1011 decayssec over a time interval of 2 minute and all
calculate the rotational kinetic energy of a sledgehammer being swung around its end at an angular speed
in an atom of iridium an electron is on a circular orbit around the nucleus with a radius of 0497 nm and an angular
two projectiles are fired one straight up with a speed of 100 ms and the other at an angle of 37ordm above the
in the game of skee-ball a solid spherical ball is rolled up a ramp and flies through the air to land in a target lets
045-kg book slides off of your stack of books 175m above the ground the eraser bounces back up to a height of 152m how
movers must push a piano onto a truck the bed of which is a height 176 m above the ground to do this they will use a