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a resistance of 55omega a capacitor of capacitive reactance 30omega and an inductor of inductive reactance 30omega are
a raft of mass m with a man of mass m aboard stays motionless on the surface of a lake the man moves a distance l
an ideal transformer has 60 turns on its primary coil and 300 turns on its secondary coil if 120 v at 20 a is applied
a student presses a book among his hands as the drawing indicates the forces that he exerts on the front and back
a spaceship needs to change its course therefore that the magnitude of its momentum p remains the same but the
two cars approach a street corner at right angles to each other car 1 travels at 35 kmh and second car at 45 kmh
in a youngs double-slit experiment a set of parallel slits with a separation of 0150 millimeter is illuminated by light
a locomotive of mass 600104 kg is moving eastward by a speed of 108 kmh it collides and couples with two coupled
the maximum torque experienced by a coil in a 11-t magnetic field is 85 x 10-3 nbullm the coil is circular and consists
a woman at an airport is towing her 250 kg suitcase at constant speed with pulling on a strap at an angle of 45 degrees
a wave travels on a string at 60ms a second string of 20 percent greater linear density has the same tension applied as
in 1987 marisa canofoglia of italy roller-skated at a record setting speed of 403kmh if the magnitude of canofoglias
norma the astronaut is on a 100m lifeline outside a spaceship circling the ship with an angular speed of 0100 rads how
when a charged particle moves at an angle of 161 degree with respect to a magnetic field it experiences a magnetic
a plane flies from base camp to lake a 280 km in the direction 200 degrees north of east after dropping off supplies it
a toy cannon uses a spring to project a 580 g projectile the spring is originally compressed with 800 cm and has a
a stone is thrown at an angle of 30 above the horizontal from the top edge of a cliff by an initial speed of 12 ms a
a cable used to lift heavy materials like steel i-beams must be strong enough to resist breaking even under a load
1 what is the percent change in momentum of a proton that accelerates from 049c to 090cnbsp2 what is the percent change
a 45 kilogram skater rounds a 50 meter radius turn at 63msa find the horizontal and vertical forces ice exerts on
two small plastic balls hang from threads 1m long of negligible mass each ball has a mass of 009 g and equal charges
a rifle fires a bullet horizontally on level ground just as the bullet leaves the rifle the rifle falls to the ground
a simple generator id designed to operate in the outback of australia the square armature consists of windings that are
a truck is traveling at a speed of 294 ms along a level road a crate is resting on the bed of the truck and the