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a young woman on a skateboard is pulled with a rope attached to a bicycle the velocity of the skateboarder is rv 41 m
a small rubber wheel is used to drive a large pottery wheel and they are mounted so that their circular edges touch the
through nuclear magnetic resonance scanning in a hospital the protonsq1601019 c in the atoms of a patientrsquos body
a tall cylindrical chimney falls over when its base is ruptured treat the chimney as a thin rod of length 550 m at the
two blocks of masses m and 3m are placed on a horizontal frictionless surface a light spring is attached to one of them
a railroad freight car mass 15000kg is allowed to coast along a level track at a speed of 20ms it collides and couples
a circular loop of wire 55 mm in radius carries a current of 50 a at the center of the loop what are the following1 the
an amusement park ride called the rotor consists of a room in the shape of a vertical cylinder 190 m in radius which
a long straight wire that has a radius of 100 mm is coated with an insulating ferromagnetic material that has a
each of the electrons in the beam of a television tube has a kinetic energy of 100 kev the tube is oriented so that the
according to coulombs law how much does the force among two charged points increase or decrease if the distance among
a 066 kg copper rod rests on two horizontal rails 064 m apart and carries a current of 50 a from one rail to the other
a 1600 kg lead sphere is hanging from a hook by a thin wire 320 m long and is free to swing in a complete circle
the force of repulsion among two liked charges is 45 n what will the force be if the distance among the charges is
a straight vertical wire carries a current of 128 amp downward in a region between the poles of a large superconducting
an electron moves in a uniform horizontal 210-t magnetic field that is toward the west find what must the magnitude of
a magnetic field has a magnitude of 00715 t and is uniform over a circular surface whose radius is 0174 meter the field
a projectile is launched at an elevation angle of 60o with an initial velocity of 120 ms determine what is the x and y
a woman is riding a jet ski at a speed of 26 ms and notices seawall straight ahead the farthest she can lean the craft
a 450 kilogram woman stands up in a 600 kilogram canoe 500 meter long she walks from a point 100 meter from the other
a 150 turn circular coil has a diameter of 24 centimeter and a resistance of 60 ohm the normal to the plane of the coil
a magnetic field of 16 t is perpendicular to a square coil of 24 turns the length of each side of the coil is 6
electrons are accelerated up to a kinetic energy of 109 eva determine the ratio of their mass to the rest massb
an accelerator produces protons with a velocity 09 c at the rate of 3 x 1018 particles per second find the energy
a 10 kilogram of steam gamma 129 at 2 mpa are delivered to an adiabatic turbine 100 percent efficient the exhaust