Friday, May 30, 2014

052814 PHysics 4b*



This experiment was about seeing the relationship between magnetic field and and area. Their relationship is that they are proportional. We learned that the flux at 90 degrees is zero and at 180 it is -BA. If the magnetic field is constant but the area changes. The area will equal to the velocity* length.
This is an apparatus of a coil with a function generator with a resistor. This is connected to a oscilloscope where we got the wave below. 



This is the wave we got through out apparatus above. The bottom of the formation is the level zero. To find the time constant torr(L) =  t (1/2) /  ln(2) where t (1/2) is equal to half the emf produced above.  the graph is Inductor Voltage (y-axis) and time (secs (x-axis ).







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