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the driver of a van slams on her brakes to avoid colliding with a deer crossing the highway describe what happens to
an old mining tunnel disappears into a hillside you would like to know how long the tunnel is but itrsquos too
a spherically shaped balloon has a radius of 856m and is filled by helium how large a mass of cargo can it lift
in the high jump the kinetic energy of an athlete is transformed into gravitational potential energy without the aid of
it is difficult to understand where a majority of the numbers are derived from in step 3 first where was the 288r
a current of 250 ma is maintained in a single circular loop with a circumference of 340 meter a magnetic field of 0860
in an emergency stop to avoid an accident a shoulder strap seatbelt holds a 60 kilogram passenger in place if the car
a rifle weighs 500 newton and its barrel is 0750 meter long it shoots a 250 gram bullet which leaves the barrel at a
a 24 centimeter tall object is 30 centimeter to the left of a lens with a focal length of 15 centimeter a second lens
a 0075 kilogram toy airplane is tied to the ceiling with a string when the airplanes motor is started it moves with a
an electron with kinetic energy 192 kev circles in a plane perpendicular to a uniform magnetic field the orbit radius
a skier is gliding along at 309 ms on horizontal frictionless snow he suddenly starts down an 119 degree incline his
a rock is tossed straight up with a velocity of 345 ms when it returns it falls into a hole 171 meter deepa calculate
as your plane circles an airport it moves in a horizontal circle of radius 2300 meter with a speed of 350 kmh if the
an airplane has an air speed of 125 mph and an apparent heading due south the nose of the plane is pointed south a 25
a person throw directly downward an ideally elastic ball from the height 420 meter the ball is being bounced from the
a mass m moves along the x-axis subject to an attractive force given by 17beta2mx2 and retarding force given by 3betamv
a 2660 gram handball moving at a speed of 54 ms strikes a wall at an angle of 290 degree to the normal of the wall and
the initial speed of a 281 kilogram box traveling up a plane inclined 37degree to the horizontal is 409 ms the
starting from rest a 19 x 10-4 kilogram flea spring straight upward while the flea is pushing off from the ground the
a 20x telescope has a 12 centimeter diameter objective lens find what minimum diameter must the eyepiece lens have to
the whole momentum of a closed system is observed to be 306 kgbullms east the system consists of 11 objects that are
if you stand on a bathroom scale the spring inside the scale compresses 0548 millimeter and it tells you your weight is
a wire of nichrome a nickel-chromium-iron alloy commonly used in heating elements is 15 meter long and19 mm2 in cross
you pull upward on a stuffed suitcase with a force of 150 newton and it accelerates upward at 0720 ms2determine what is