A magnet is dropped down a copper pipe. In the walls of the tube, there is an induced voltage as the magnet falls. Many field lines that are appear where where there originally were no field lines. When there is a change in flux, there is an induced current in the conductor that generates the magnetic field opposing the change. Some opposing force arises in the pipe that pushes up on the magnet as its going down, therefore making it go slower than compared to being dropped in air.
A) what would happen if successively stronger magnets of the same weight were dropped down a copper pipe? Would they drop at the same rate, faster or slower? Explain with reasoning.
B. Could there be a magnet strong enough to stop the original magnet from accelerating, or stop it altogether, or even cause it to accelerate upwards? Justify your response.
A magnet is dropped down a copper pipe. In the walls of the tube, there is...
When a magnet is dropped through the copper pipe, why does it fall slower than the aluminum pellet? Is energy conserved when magnet falls? If not, where does the missing (or gained) energy go (or come from). How would this be different if the pipe was made of PVC?
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8. A bar magnet is dropped through a loop of copper wire as shown. Recall that ou magnet, magnetic field lines point away from a north pole and toward a south p positive direction of the induced current I in the loop is as shown by the arrows on the loop, the variation of I with time as the bar magnet falls through th by which of the following graphs (the time when the midpoint of...
10. Write a one-page summary of the attached paper? INTRODUCTION Many problems can develop in activated sludge operation that adversely affect effluent quality with origins in the engineering, hydraulic and microbiological components of the process. The real "heart" of the activated sludge system is the development and maintenance of a mixed microbial culture (activated sludge) that treats wastewater and which can be managed. One definition of a wastewater treatment plant operator is a "bug farmer", one who controls the aeration...