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a bicycle with 080 meter diameter tires is coasting on a level road at 56 ms a small blue dot has been painted on the
a sports car is driving around a circular race track that has a diameter of 1320 ft driving at a constant speed the
starting from rest a disk rotates about its central axis with constant angular acceleration in 30 s it rotates 30 rada
consider a relativistic particle of mass m and kinetic energy t derive an expression for the particles speed u in terms
a 150-m-long bar is pulled to the right at a steady 50 ms perpendicular to a uniform 075 t magnetic field the bar rides
a 30 kilogram block rests on a rough horizontal surface with muk 020 it is connected by a mass less cord to a 10
light of wavelength 500 nm passes during a pair of slits that are 41 microm wide and 230 microm aparthow many bright
to fill a childs backyard inflatable wading pool you utilize a garden hose by a diameter of 29 cm water flows from this
light of wavelength 545 nm passes during a pair of slits that are 310 microm apart and travels to a screen 70 m away
a 2016 kilogram vehicle has a speed of 126 ms when it hits a tree the tree does not move and the vehicle comes to
a 221 kilogram log is pulled up a ramp by means of a rope that is parallel to the surface of the ramp the ramp is
a spherical planet called glob has a mass of 780 times 1018 kilogram and a radius of 630 times 104 meter an astronaut
what can you say about the motion of a body if its velocity-time graph is a straight line inclined by time axis1 the
optimums prime is flying straight up at 81ms when he accidentally drops his mega-ray blaster and it falls 85 m to the
a 1370 kilogram pile driver is used to drive a steel i-beam into the ground the pile driver falls 785 meter before
a 250 kilogram workbook or textbook is forced against a horizontal spring of negligible mass and force constant 250 nm
a ski tow operates on a 150o slope of length 300 meter the rope moves at 120 kmh and provides power for 50 riders at
an astronaut travels from a distant star to the earth at speed0995c the astronaut ages 49 years through his journey
an 85 newton box of apples is being pushed across a horizontal floor as it moves it is slowing at a constant rate of
a small blob of putty of mass m 800 gram falls from the ceiling and lands on the outer rim of a turntable of radius r
the laws of reflection and refraction are the same for sound and for light the speed of sound is 340 ms in air and 1510
two slits are illumined by a 621nm light the angle among the zeros-order bright band at the center of the screen and
the drawing below shows a balanced michelson interferometer with perfectly equal length arms in which a piece of glass
in a youngs double slit experiment two rays of monochromatic light emerge from the slits and meet at a point on a
a red cross helicopter delivers crates of medicine to a war-torn area because of the hilly terrain the helicopter