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a drop of water on a countertop reflects light from a flower held 310 centimeter directly above it the flowers diameter
an ion having charge 6e is traveling horizontally to the left at 830 kms when it enters a magnetic field that is
a 0300 meter long cylindrical capacitor consists of a solid conducting core with a radius of 1 millimeter and an outer
an intergalactic cruiser has two types of guns a photon cannon that fires a beam of laser light and an ion gun that
a solenoid contains 725 coils of very thin wire evenly wrapped over a length of 19 centimeter each coil is 250
a proton at speed v320 x 105 ms orbits at a radius of 24 centimeter outside a uniformly charged sphere evaluate the
the displacement vectors 46 centimeter at 15acircdeg and 23 centimeter at 53acircdeg both start from the origin and
four objects are situated along the y axis as follows a 207 kilogram object is at 292 meter a 291 kilogram object is at
two tugboats pull a disabled super tanker each tug exerts a constant force of 200times106n one at an angle 110 east of
a 747 jetliner lands and begins to slow to a stop as it moves along the runway if its mass is 342times105 kg its speed
a light rigid rod is 59 centimeter long its top end is pivoted on a frictionless horizontal axle the rod hangs straight
a particle is moving on a circle with velocity v-1 mssin45 radsti cos45 radst jevaluate what is its angular speed
a 860-kg block of ice released from rest at the top of a 148-m-long frictionless ramp slides downhill reaching a speed
a playground merry-go-round of radius r 120 meter has a moment of inertia i 265 kgbullm2 and is rotating at 12 rpm
a 24-v battery is attached to a 100-ohm resistor and a 30-mf capacitor if the capacitor is initially uncharged how long
if you shoot a cannonball from the same cannon first at 30 and then at 60 relative to the horizontal which orientation
a football punter wants to kick the ball so that it is in the air for 37s and lands 45m from where it was kicked
a boy in a wheelchair total mass 45 kilogram has speed 140 meter per second at the crest of a slope 220 meter high and
a rectangular loop of 270 turns is 16cm high and 33cm widewhat is the current in this loop if the maximum torque in a
a swimmer crosses a 50 m river in 60 seconds the river was flowing at an average speed of 35 ms how far did she
a block of mass 0247 kilogram is located on top of a light vertical spring of force constant 4 950 nm and pushed
an old 90-v battery produces a potential dissimilarity of 90 v when checked with a voltmeter if the internal resistance
a flat circular loop of radius 010 meter is rotating in a uniform magnetic field of 020 t obtain the magnetic flux
in the movie the gods must be crazy a bottle is thrown from a cliff overlooking the indian ocean if the cliff is 05
a cannon is used by the department of forestry to launch containers of fire retardant chemical onto a fire the cannon