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two circular current loops with radii r1 10 meter and r2 20 meter are centered at the origin and lie flat on the
a 100 w beam of light is shone onto a black body of mass 2 x 10-3 kilogram for a duration of 104 s the black body is
an infinitely long current of 10amp flows along the x-axis in the positive x direction obtain the magnetic field both
a bicycle wheel has a diameter of 66 centimeter and a mass of 20 kilogram suppose the wheel has the characteristics of
a meter stick is initially at rest in a horizontal position it is free to rotate about the 50 centimeter point a force
when you lift a bowling ball with a force of 82 n the ball accelerates upward with an acceleration a if you life with a
an 113 muf capacitor is fully charged by connecting it to a 130 volt battery determine the charge stored on one of the
the electric potential v in the space between two flat parallel plates 1 and 2 is given in volts by v 1160x2 where x in
an infinite non conducting sheet has a surface charge density sigma 800 pcm2a obtain how much work is done by the
mars rotates on its axis once every 248 hoursmass 642 x 1023 kilogram andradius 337 x 106 metera find the speed of a
a 25 kilogram solid sphere radius 010 meter is released from rest at the top of a ramp and allowed to roll without
water is circulating through a closed system of pipes in a two floor apartment on the first floor the water has a gauge
when the dried-up seed pod of a scotch broom plant bursts open it shoots out a seed with an initial velocity of 266 at
a light pipe consists of a central strand of material surrounded by an outer coating the interior portion of the pipe
evaluate the net force required to launch object of mass m into orbit of earth at a distance or radius of re use g for
a 270 kilogram log is pulled up a ramp by means of a rope that is parallel to the surface of the ramp the ramp is
a jetliner has a gross weight of 250000 kilogram on its takeoff roll it accelerates from rest to 50 ms in a distance of
in an industrial cooling process water is circulated through a system if the water is pumped with a speed of 045 ms
a solenoid with a radius of 80 x 10-3 meter and 210 turncm is used as an inductor in a circuit when the solenoid is
a girl floats in a lake with 97 percent of her body beneath the watera calculate her mass densityb calculate her weight
a ceiling fan is rotating at 096 revs when turned off its lows uniformly to a stop in 24 minutea find how many
each of two spaceships has proper length l one of the spaceships travels away from the earth at speed v the other
a 2 kilogram stone is tied to a thin light wire wrapped around the outer edge of the uniform 10 kilogram cylindrical
assume you send a light signal of frequency f toward a mirror that is approaching you at speed v find what is the