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Two conducting rails are connected to asource of emf and forms an incline asshown in figure. A rod of mass 50 gm. slidewithout friction down the incline through avertical magnetic field. The value of B sothe rod will slide at a constant velocity (g =10m/sec2):v=const.2.5A377 |
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Answer» ANSWER:(g=10m/sec2) Explanation: TWO conducting rails are connected to a source of e.m.f. and form an incline as shown in the FIGURE. A bar of MASS 50g slides without friction down the incline through a vertical magnetic field B . If the length of the bar is 50cm and a current of 2.5A is provided by the battery, for what value of B will the bar slide at a constant velocity ? (g=10m/sec2) |
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