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sean is running a 100m dash when the starters pistol fires he leaves the starting block and continues speeding up until
a proton with a kinetic energy of 3gev is travelling in the synchrotron assume the synchlotron can be considered as a
a particle travels 18 times around a 11-cm radius circle in 45 seconds what is the average speed in ms of the
a girl is using a rope to pull a box that weighs 300 n across a level surface with constant velocity the rope that
you need to use a monitor and lightweight cable to lift a 20 kg copper weight to a height of 3m to do so youve decided
a 213 kg object is pushed down a 263 cm long inclined plane that makes an angle of 157 degrees with the horizontal at a
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carbon dioxide enters an adiabatic nozzle steadily at 1 mpa and 500degc with a mass flow rate of 6000 kgh and leaves at
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an equation of state for a certain material is found to be pv2 ndash atv bt where a and b are constants in terms of p
a daredevil decides to jump a canyon its walls are equally high and 12 m apart he takes off by driving a motorcycle up
1 mole of an ideal gas initially at 100deg c and 1 atm is expanded adiabatically against a constant pressure of 5 atm
a 45 kg trunk is pushed 78 m at constant speed up a 30deg incline by a constant horizontal force the coefficient of
a particle of mass m is at rest at x1 the potential energy is given by u-axc assume that the force associated with u is
a current of 0105 ma flows in a silver wire whose cross-sectional area is 0930 mm2 the resistivity of silver is 162
the coefficient of kinetic friction between the 200kg and the 300kg blocks in 0300 the horizontal surface and the
1 a 769 kg man steps out a window and falls from rest 109 m to a sidewalk what is his speed just before his feet strike
a blue car with mass mc 4590 kg is moving east with a speed of vc 190 ms and collides with a purple truck with mass
a strip of ag of thickness 001 cm has magnetic induction of 15 t applied perpendicular to the surface a current of 12 a
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although these quantities vary from one type of cell to another a cell can be 18 micrometers in diameter with a cell
design a response cost procedure for a 13 year old boy with a history of lying explain what makes response cost a
a massless spring with spring constant k is vertically mounted so that the bottom end is firmly attached to the ground
a train is approaching a highway crossing at a speed of 40 ms a driver stopped at the crossing hears the trains whistle
if an object is projected upward with a velocity of 73 ms at an angle of 25 degrees what isa its horizontal velocity