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a vertical straight wire carrying an upward 12 amp current exerts an attractive force per unit length of 94 x 10-4 nm
a supply plane needs to drop a package of food to scientists working on a glacier in greenland the plane flies 50 meter
two 011 gram pith balls are suspended from the equal point by threads 50 centimeter long when the balls are given equal
a charge q 174 x 10-8 c is surrounded by an equipotential surface with a surface area of 125 m2 obtain what is the
a particle with a mass of 20 x 10-5 kilogram and a charge of 25 muc is released in a parallel plate uniform horizontal
an electron is to be accelerated in a uniform electric field having a strength of 160 x 106 vma find what energy in kev
a snow maker at a resort pumps 140 kilogram of lake water per minute and sprays it into the air above a ski run the
it takes 266 milliseconds for the current in an lr circuit to increase from zero to 080 its maximum value find the time
an archer releases a 0025 kilogram arrow at a 50 degree angle with the horizontal with 300 meter per second of initial
a 150 volt battery supplies 0150 watt of power to a small flashlight for 15 minutea determine how much charge does it
it can be shown that the maximum speed a black hole can spin is where the angular momentum l is given by lcgm2 the
one megabit computer memory chip contains many 60 x 10-14 f capacitors each capacitor has a plate area of 24 x 10-11 m2
a parallel plate capacitor is made of a pair of circular plates with diameter 8 centimeter they are separated by 32
a spherical brass shell has an interior volume of 121 x 10-3 m3 within this interior volume is a solid steel ball that
a proton moves through a region of space where there is a magnetic field b 049i030jt and an electric field e
what are five general properties of aqueous acidname some common substances that have one or more of these
at an air show a jet flies directly toward the stands at a speed of 860 kilometer per hour emitting a frequency of 2800
if gravitational forces alone prevent a spherical rotating neutron star from disintegrating evaluate the minimum mean
when aqueous solutions of sodium hydroxide naoh and magnesium bromide mgbr2 are mixed a white precipitate is formed
a 18 kilo-ohm resistor is in series with a 75-mh inductor and an ac source evaluate what the impedance of the circuit
determine the reactance of a 700 muf capacitor at a frequency of 800 hertz find what is the reactance of a 700 muf
how many molecules not moles of nh3 are produced from 799times10-4g of
an ion accelerated through a potential difference of 60 volt has its potential energy decreased by potential energy of
a compound microscope has two thin lenses with focal lengths of 14 and 32 centimeter the object is 23 centimeter from
a potential difference of 93 mv exists between the outer and inner surfaces of a cell membrane the inner surface is