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A copper strip 5.0 cm long, 1.3 cm wide and 2.0 mm thick moving in the x-y plane. The strip is in a magnetic field given (in vector form) by B = 4.6 T (-k). The Hall potential VH between points A an
If 60% of U.S. petroleum use goes for transportation, and 1% of this goes for buses, how much oil could be saved per year if all buses were eletrified (assuming the electrical energy was generated
What will a spring scale read for the weight of a 54- woman in an elevator that moves in free fall?
The amount of charge that is induced to flow around the circuit is measured to be 7.0 × 10-3 C. Find the magnitude of the magnetic field.
If the western shoreline is horizontally d2 = 240 m from the peak, what are the distances from the western shore at which a ship can be safe from the bombardment of the enemy ship?
How much energy is lost due to friction during the water slide trip? If the coefficient of kinetic friction is 0.40, and the entire slide took a time of .50 s, then how much power did friction consu
A single conducting loop of wire has an area of 8.0 10-4 m2 and a resistance of 110 Ω. Perpendicular to the plane of the loop is a magnetic field of strength 0.18 T. At what rate (in T/s) must
Find the magnification for the object at distance 34.8 cm. Find the magnification for the object at distance 17.4 cm. Find the magnification for the object at distance 8.7 cm.
Calcultae the strength of the smallest electric field, to be set up over same region, that will allow the proton to pass through undeflected. a) First find the speed of the proton at the end of the
A concave spherical mirror has a radius of curvature of magnitude 17.4 cm. (a) Determine the object position for which the resulting image is upright and larger than the object by a factor of 2.00.
An electromagnetic wave strikes a 2.60 cm2 section of wall perpendicularly. The rms value of the wave's magnetic field is 5.40 10-4 T. How long does it take for the wave to deliver 1900 J of energy t
A proton and an alpha particle, which has twice the charge and four times the mass of the proton, are each accelerated through the same potential difference and enter a region of constant magnetic f
A proton is sent into a region of constant magnetic field, oriented perpendicular to the proton's path. There the proton travels at a speed of 2*10^6 m/s in a circular path of radius 20cm. A) What
Two long parallel wires each carry 3.0A in the same direction, with their centers 2.0cm apart. (a) Find the magnitude of the magnetic field halfway between the wires. (B) Find the magnitude of the m
A 0.144 kg glider is moving to the right on a frictionless, horizontal air track with a speed of 0.700m/s . It has a head-on collision with a 0.300kg glider that is moving to the left with a speed
The arm contains 95.0 cm3 of blood with a concentration of 4.00 x 1020 Na+ ions per cubic centimeter. If no other ions were present in the arm, what would be the magnetic force on the arm?
What is the distance between the impact points formed on the photographic plate by singly charged ions of 235U and 238U?
An electromagnetic wave strikes a 1.91-cm2 section of wall perpendicularly. The rms value of the wave's magnetic field is determined to be 9.42 × 10-4 T. How long does it take for the wave to
A circular loop of wire of cross-sectional area 0.12m^2 consists of 200. turns, each carrying 0.50A. It is placed in a magnetic field of 0.050 T oriented at 30 degrees to the plane of the loop. What
A 5.2cm -thick layer of oil (n=1.46) is sandwiched between a 1.5cm -thick sheet of glass and a 2.3cm -thick sheet of polystyrene plastic (n=1.59). How long (in nanoseconds ) does it take light incid
Assume the rope is massless, there is no slipping of the rope on the pulley, and there is no friction between m1 and the incline. a.) What is the acceleration of m1 and m2? What is the angular accel
What will you do with the two disks to show that angular momentum is conserved?
Assuming that there are no collisions and that the interactions between the particles are negligible, what is the magnitude of the average current in this region?
At our latitude, the Earth's field has both a horizontal and a vertical component. Which one are you sampling when you are using a compass to find your way?