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a photon with wavelength lambda is completely absorbed by a particle traveling at 05c in a head-on collision after the
the mass percent of an element in a compound is the mass of the element total mass of the elements atoms in the
in the figure a french submarine and a us submarine move toward each other during maneuvers in motionless water in the
a large cylinder of helium filled at 2000 lbin2 had a small orifice through which helium escaped into a space at the
the variable capacitor in the tuner of an am radio has a capacitance of 2820pf when the radio is tuned to a station at
a bound quantum system has a complete set of orthonormal no-degenerate energy eigenfunctions usubscript n with
a very short solenoid contains n 20 circular loops of wire the radius of the loop is r 05 meters and the length of
the constant-pressure heat capacity of a sample of a perfect gas was found to vary with temperature according to the
on a dry day your body can accumulate static charge from walking across a carpet or from brushing your hair if your
the tungsten filament of a certain 100 w light bulb radiates 250 w of light the other 975 w is carried away by
a boat came to rest at the surface of the ocean before it started to sink due to the resistance of the seawater the
the vapor pressure of water at 25 is 2376 if 110 of water is enclosed in a 20 containerthere will be liquid persent
a hill sled moves from the top of a hill at 1ms what is the speed of the sled at the bottom of the hill how high is it
a sample of steam with a mass of 0551 and at a temperature of 100 condenses into an insulated container holding 420 of
a soccer ball is lofted toward the goal from a distance of 900ampamp160m it has an initial velocity of 127ampamp160ms
a 5 kg uniform cylinder is released at the top of a 151 m 21deg incline what is its velocity when it reaches the bottom
a rock is projected from the edge of the top of a building with an initial velocity of 176 ms at an angle of 31 degrees
the instruction booklet for your pressure cooker indicates that its highest setting is 111 you know that standard
an ideal gas initially at pi vi and ti is taken through a cycle as shown in the figure below where n 5 use any
a one kg non-stretch balloon fabric on the ground po 1 bar is attached to a 2 kg payload one kg of helium is placed
a 9180 kg ancient treasure chest lies at the bottom of the sea its volume is 0839 m3 how much force is needed to lift
a 50kg box is placed on an inclined plane making an angle of 30 degrees with the horizontal if the coefficient of
two boats traveling at 5 and 10 kms per hour head directly each other they begin at a distance of 20 kms from each
your are given a white substance that sublimes at 3000 degrees celsius the solid is a non conductor of electricity and
a 180-kg object attached to a spring moves without friction b 0 and is driven by an external force given by the