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two tiny spherical water drops with equal charges of -400 x 10-17 c have a center-to-center separation of 14
use coulombs law to compute the ionization energy in kjmol and the wavelength of an atom composed of a proton as well
a ship moves through the water with two forces acting on it one is an 1800n forward push by the propeller and the other
if an alkane with formula c6h14 can be prepared by reduction with zn and h of only two different alkyle
a 56 gram bullet leaves the muzzle of a rifle with a speed of 332 ms calculate what force is exerted on the bullet
two solutions primarily at 2469 degrees celsius are mixed in a coffee cup calorimeter ccal1055 j degrees celsius while
a 450 kilogram girls is standing on a 150 kilogram plank the plank is at rest and is on no friction lake surface she
if an ionic equation has 2h aq on the left side as well as h2 g on the right are these species spectators as well as
a water balloon is released from rest from the top of the thurmond marshall school of law ignore the air resistance
a canadian car dealer claims that his product will accelerate at a fix rate from rest to a speed of 110kmh in 900
a fisherman yanks a fish vertically out of the water with an acceleration of 25ms2 using very light fishing line that
you drive on interstate 10 from san antonio to houston half the time at 57 kmh and the other half at 82 kmh on the way
calculate the force of attraction which the earth exerts on a body of mass 1 kilogram at the distance of the moon 384 x
a 110 kilogram object undergoes an acceleration of 15 ms2a find the magnitude of the resultant force acting on itnb if
a fighter plane is launched from an aircraft carrier with the aid of its own engines and a steam-powered catapult the
a freight train has a mass of 18 x 107 kg if the train can exert a constant pull of 78 x 105n find how long does it
a child pushes a 5 kilogram machine along a horizontal floor with a force p which makes an angle theta30o below the
a 22 kilogram steel block is at rest on a steel table a horizontal string pulls on the blocka find the minimum string
one wire in a high voltage transmission line carries 1000 amp starting at 500 kv for a distance of 300 meter if the
the crystal structure of titanium is hcp with a0285 nm use the hard sphere model of the hcp unit cella find the height
in one contest at the county fair a spring loaded plunger launches a ball at a speed of 30 ms from one corner of a
a 10 khz signal containing chemical information about a sample is accompanied by 60 hertz power line hum and still
two resistors of 30 komega and 10 komega are connected in parallel to a 10 volt battery1 find what is the resistance of
a 2000 kg vehicle is slowed down uniformly from 150 ms to 600 ms in560 seconda find what average total force acted on
a light source for light scattering has a resistance of 160omega a dc voltage of 100 volt is attached across it1 find