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an electron on the axis of an electric dipole is 37 nm from the center of the dipole what is the magnitude of the
find positions of four charges in a plane 1c -1c 2c -2c that result in an equilibrium zero net force on each charge
near neverland ranch there is a big beautifulpink dam first thing in the morning of everyday michael jacksonopens his
a tortoise and rabbit engage in a footrace over a distance of440 km the rabbit runs 0480 km then stops for a 800-min
in the bohr theory of the hydrogen atom an electron moves in acircular orbit about a proton where the radius of the
a negative muon traveling at 320 percent the speed of light collides head on with a positive muon traveling at 486
there are four charges each with a magnitude of 19 microc two are positive and two arenegative the charges are fixed to
a suppose that a nascar race car is moving tothe right with a constant velocity of 97 ms what is the
two charges are placed on the x axis one of thecharges q1 589c is at x1 300 cm and the otherq2 -270c is at x2 900
an ideal gas is enclosed in a cylinder that has a moveable pistonon top the piston has a mass of 3900 gand an area of
when a 200 n bag of nails hangs motionless from a single vertical strand of rope how much tension is exerted in the
a 61 kg boy and a 42 kg girl use an elastic rope while engagedin a tug-a-war on a frictionless icy surface if
a dynamite blast at a quarry launches a rock straight upward and25 s later it is rising at a rate of 18 ms assuming
the body of a person of mass 900 kg contains 0020 m3 of fat thedensity of human body fat is 980 kgm3 what percentage of
an ideal gas is enclosed in a cylinder that has a moveable pistonon top the piston has a mass of 4500 g and an area of
which one of the following statements regarding fluids is falsea an ideal fluid has a constant densityb for horizontal
if 343times108 electrons flowthrough the ground wire to earth and the ground wire is thenremoved what is the net charge
while giving an injection with a hypodermic syringe a nurseapplies a force of 395 n to the piston of a syringe the
a vibrating stretched string has length 49 cm mass 12 grams and is under a tension of 44 newtons what is the frequency
in an insulated vessel 260 g of ice at0degc is added to 630 g of water at190degca what is the final temperature of
a 205 kg log is pulled up a ramp by means of a rope that isparallel to the surface of the ramp the ramp is inclined at
water moves from a tank into a tapered outlet 60m below the watersurfacedetermine the velocity of the water after it
water moves into a pipe of cross sectional area 05m2 at a rate of10ms at a pressure of 10000kpadetermine the mass rate
a solar cell generates a potential difference of 1 v when a 500 ohm resistor is connected across it and a potential
the front and rear sprockets on a bicycle have radii of 900 and510 cm respectively the angular speed of the front