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the magnitude of magnetic dipole moment of earth is 8 multiplied by 1022 jt assume that this is produced by charges
an object of mass m 43 kg is suspended from a spring of constantk 142 nm what is the displacement of the end of the
an electron has an initial velocity of 16 j 23k kms and a constant acceleration of350multiplied by 1012ms2i in a region
a horizontal conductor that is part of a power line carries acurrent of 4800a from south to north earths magnetic field
1 if there was water in a u-tube full with water with one sideclosed with a stopper would the pressure at a point
a hollow sphere of radius 035 m with rotational inertia i 0022 kg m2 about a line through its center ofmass rolls
luggage is transported from one location to another in an airport by a convey or belt at a certain location the belt
calculate the ratio of the drag force on a jet flying at 899kmh at an altitude of 78 km to the drag force on a
the drawing shows a skateboarder moving at 5 ms along a horizontal section of a track that is slanted upward by 48deg
an observer in reference frame s notes that two events are separated in space by 220m and in time by 085 micro seconds
two grams of 100 degree c steam are injected into a wellsealed styrofoam container that holds a mixture of 24 grams of
a disk rotates about its central axis starting from rest and accelerates with constant angular acceleration at one time
a rubber ball of mass 265 g is dropped from a height of 190 m onto a floor the velocity of the ball is reversed by the
a boy of mass 522 kg is initially on askateboard of mass 200 kg moving at a speed of 98 ms the boy falls off the
does time dilation mean that time actually passes more slowly in moving reference frames or that it onlyseems to pass
assume your eyes are located 16 cm below the top of your headand 172 cm above the bottom of your feet you are standing
an object 40 cm high is placed 16 cm in front of a convex mirror that has a radius of 16 cm describe the location
an object starts from rest at the origin and moves along the x axiswith a constant acceleration of 4 ms2 its average
nbspyou have a 12 oz cup of coffee at 180 degrees f you add 2 ounces of cold water at 40 degrees fwhat is the
an automobile club plans to race a 750 kg car at the local racetrack the car needs to be able to travelaround several
a power plant burns coal and generates anaverage of 6500 megawatts mw of electrical power whiledischarging 100100 mw as
the human body converts internal chemical energy into work and heat at rates of 60 to 125 w called the basal metabolic
an irregularly shaped object 10 m long is placed with each end on ascale if the scale on the right reads 74 n and the
a 45 micro coulomb charge is situated at the bottom left corner of a square of length 10 meternbsp a - 45 micro coulomb
a student sits at rest on a piano stool that can rotate without friction the moment of inertia of the student-stool