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near the surface of the earth a cloth tape is wound around the outside of the two uniform solid cylinders shown in the
assume the resistance values are r1 2200 ohm r2 1200 ohm r3 4300 ohm and r4 5900 ohm and the battery emfs are
find the total electric charge inside the cube in the charge configuration below find the location that is x coordinate
four capacitors are connected to a battery as shown below the voltage v delivered by the battery is unknown capacitor
consider the circuit shown below consisting of four resistors and two ideal r1 90 ohm r7 12 ohm r3 18 ohm r4 6 ohm
consider the circuit below let c 120 muf r1 240 ohm r2 180 ohm r3 650 ohm and e 200 va calculate the current
a conducting rod of length l 350 cm is free to slide on two parallel conducting bars as shown below two resistors r1
at times prior to t 0 the switch is open the switch is closed at t 0 when i34 ma what is the potential difference
a alpha-particle hits a silicon nucleus29si and a nuclear reaction occurs one proton is emitted determine how the
you need to use a 21-cm-focal-length lens to produce an inverted image one third the height of an object at what
neutrinos can pass from one family to another that is change in flavor in a process known as neutrino oscillation the
the neutral helium atom is made of a nucleus containing two protons and two neutrons and two electrons the electrons
a neutral copper bar oriented horizontally moves downward through a region where there is a magnetic field out of the
a network of capacitors is mostly inside a sealed box buit one capacitor cx is sticking out as shown in the figure when
a nerve cell in its resting state has a membrane potential of -70 mv meaning that the potential inside the cell is 70
a new construction crane has the following specifications the hook has mass 1000kg the maximum capacity of the hook is
a nozzle on a fire hose contracts from 3 inches to 5 inches the average water velocity in the 3 inch section is 10
noting that the magnetic field lines of a bar magnet resemble the electric field lines of a pair of equal and opposite
the currents are not necessarily in the direction shown use the following as necessary r1 150 omega r2 50omega and v
proposal for energy principleabstractthe purpose of this experiment is to investigate the energy principle that we have
to any nonmagnet the whole sphere is a magnet to another spherical magnet though there is a rough area on the surface
in a nuclear reactor a neutron moving at speed v in the positive x-direction strikes a deuteron which is at rest the
two identical charges each -800 x 10-5 c are separated by a distance of 250 cm find the electric force between
1 what are the kinematic equations for 1d motion2 a small rock is thrown vertically upward with a speed of 180 ms from
an object o is placed at the location shown in front of a convex spherical mirror use ray tracing to determine the