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a 249-a current flows in a long straight wire find the strength of the resulting magnetic field at a distance of 667 cm
two long parallel wires carry currents of 155 a and 551 a the magnitude of the force per unit lengh acting on each wire
what is the density in grams per liter of a gas mixture that contains 250 f2amp160and 750 heamp160by volume at 768 mm
a solenoid is formed by winding 160 m of insulated silver resistivity 159 x 10-8 middotm wire around a hollow cylinder
consider a collection of n molecules moving freely and randomly around in space in a closed container of xed volume
what minimum frequency of light is required to ionize sodium the energy required to ionize sodium is 496 kjmol answer
calculate the vapor pressure of a solution made by dissolving 893 g of urea molar mass6006 gmol in 1985 ml of water at
a charged capacitor is connected to a resistor and switch as in the figure below the circuit has a time constant of 160
an astronaut travels to the nearest start system 10 light years away and returns at a speed of 05c how much has the
solutions of hydrochloric acid caused the light bulb to glow brighter than solutions of acetic acid how do you account
the wavelength of a spectral line measured to he lambda on i earth is found to increase by 50 on a far distant galaxy
there are two possible ways to connect the atoms in hydrogen cyanide hcn and hnc write the lewis structures and use
an appliance mover is pulling a 300 lb stove across the floor by placing it on a piece of carpet and pulling at a 45
suppose that a point p in space-time with coordinates x x x4 lies inside the backward light cone as measured in a
a bar magnet is oriented with its magnetic dipole moment at 507deg to the direction of a 00983-t magnetic field causing
a dilute solution containing 5 ppm of solute has a density of 100 gml express the concentration of the solute in gl
an electron enters a region of space containing a uniform 00000125-t magnetic field its speed is 195 ms and it enters
a playground merry-go-round of radius 19 m has a moment of inertia 272 kgm2 and is rotating at 6 revmin about a
in the circuit of a radio receiver a 540 f capacitor is connected in series with a 120 mh inductor and a resistance of
a 1252 carton is pulled up a frictionless baggage ramp inclined at 310 above the horizontal by a rope exerting a 752
determine the temperature at which the resistance ofatungstenwire will bethree timesits value at 20degc assume its
a charged particle moves in a uniform magnetic field of 0727 t with a period of 857 times 10-6 s find its
a certain waffle iron is rated at103kw when connected to a 120-v sourcea what current does the waffle iron carryab what
a charged particle is injected at 135 ms into a 00713-t uniform magnetic magnetic field perpendicularly to the field
a proton moves through a magnetic field at 203 of the speed of light at a location where the field has a magnitude of