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a motercycle has a mass or 250102 kg a constantforce is excerted on it for 600s the motercycles initialvelocity is
a student placed 110 g of glucose rm c6h12o6 in a volumetric flask added enough water to dissolve the glucose by
the maximum speed of a child on a swing is 43 ms the childs height above the ground is070 m at the lowest point in
an electron beam is deflected upward through a 30 mm whiletraveling in a vacuum between two deflection plates 120 mm
in the old west a marshal riding on a train traveling 50 ms seesa duel between two men standing on the earth 50 m apart
with good tires and brakes a car travelingnbsp on dry pavement can travel 400 ft when the driver reacts to something he
what is the concentration of each of the following 150 ml of 0400n hcl diluted to 300ml volume
the earth spins on its axis once a day and orbits the sun oncea year 36524 days take the positive direction for the
the following properties were measured for an unknown hydrocarbon in a lab with an ambient temperature of 28 degrees
a skier of mass 72 kg is pulledup a slope by a motor-driven cablea how much work is required to pull him45 m up a 30deg
the meconium first stool of newborns in an inner-city hospital is sometimes screened for the presence of drugs of
certain neutron stars extremely dense stars are believed to berotating at about 100 revs if such astar has a radius of
a charged suphere of mass 2810-4 kg is suspended from astringan electric force acts horizontaly on the suphere so
a wagon is rolling forward on level groundnbsp friction is negligiblenbsp the person sitting in the wagon is holding a
the performance of a new mass spectrometer is being evaluated for the analysis of uranium in well water replicate
when a resistor is connected across the terminals of an acgenerator 114 v that has a fixedfrequency there is a current
when 1g of natural gas is burned in a stove about 56kj ofheat is produced how much mass is lost in the process can this
a new method is devised to extract marijuana from hair for subsequent injection into a gas chromatographan external
a 915 n crate rests on thefloor how much work is required to move it at constant speed 55 m along the floor against a
a 170 kg loudspeakeris suspended 100 m below theceiling by two 310 m longcables that angle outward at equal angleswhat
equal amounts of heat are added to equal masses of iron andsilver at the same intial temperaturea which metal will have
the concentration of ascorbic acid vitamin c in a new beverage is to be determined using a new electrochemical sensora
original problem a person walks at constant speedv1 along a straight line from a to b and then back alongthe line from
a 494-g bullet is shot through a 099-kg wood blocksuspended on a string 200 m long the center of mass of the blockrises
a 025 percent c hypoeutectoid plan-carbon steel is slowly cooled from 950 degree celcius to a temperature just below