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two infinite positively charged plates with a uniform chargedensity of 680 mucm2 are placedparallel to the yz-plane
develop an expression for the electric field anywhere inside thecylinder to check your result what is the magnitude of
an object was weighted in water oil and alcohol its loss of weight in water was 750 gr-wt in oil 490gr-wt and in
a policeman investigating an accident measures the skid marks left by a car the distance between the point that the
the number of vacancies in some hypothetical metal increases by a factor of 6 when the temperature is increased from
a vehicle is speeding at 115 kmh on a straight highway when a police car moving at 145 kmh enters the highway from an
a soln was prepeared by dissolving 56 g of non electrolyte substannce in 45 g of water the freezing point depression
a 50-kg disk is fired along the positive x axis with a speed of 9 ms toward a 57-kg disk that is initially at rest
1799 ml of 0224 m nano3 2344ml of 0151 m na2so4 and 1524 ml of 0110 m cano32 are mixed in a beaker calculate the molar
a proton accelerates from rest in a uniform electric field of650 nc at some later time its speedis 13 106 msa find the
the diameter of a penny is 19mm the diameter of a cu atom is 26a how many cu atoms side by side in a straight line
balance the following redox equation using the smallest integers possible and select the correct coefficient for the
a bicycle wheel of radius 050 m is rolling without slipping on a horizontal surface with an angular speed of 3pie rads
1 a sample was spotted on two different tlc platesa one plate was placed in a chamber containing methanol and after
a car is driven from point a to b at a constant speed of 250ms along a straight line and then back from point b to a at
a 20 kg hoop rolls without slipping on a horizontal surface so that its center proceeds to the right with a constant
h2s and h2o have similar structures and thier central atoms belong to the same group yet h2s is a gas at room
a paperweight is made of a solid glass hemisphere with index of refraction 150 the radius of the circular cross section
explain how micelles and more complex solutions work consider all solute-solute solvent-solute and solvent-solvent
a block of mass 75kg is sliding along a frictionless table with height of 12mnbsp the block travels the length of the
the nucleus of a promethium-145 atomcontains 61 protons assume that thenucleus is a sphere with radius 569fm and with
if 45 ml of 0250 m pbcl4 solution reacts with 20 ml of nh42so4 what is the molarity of the
obtain the wavelength in vacuum for blue light whose frequency is 6253 x 1014 hz express your answer in nanometers 1 nm
a weak acid ha pka500 was titrated with 100m koh the acid solution has a volume of 10000ml and a molarity of 0100m find
at what distance along the central axis of a uniformly chargedplastic disk of radius r 140 m is themagnitude of the