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A metallic rod AB is sliding on conducting rails as shown in figure. Match the direction of induced current in resistor ‘R’ given in Row–II with different cases shown in Row–I.Case 1 - Magnetic field inside the screen. Motion towards your left.Case 2 - Magnetic field outside the screen. Motion towards your right. |
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Answer» Answer: Q1 A rod AB is lying as shown in the FIGURE. Point A has speed V A as shown. Find (i) Speed of point B (ii) Angular velocity of the rod The conducting rod ab, as shown in figure makes contact with metal rails ca and db. The apparatus is in a uniform magnetic field of 0.800T, perpendicular to the PLANE of the figure. In what direction does the current flow in the rod? COLUMN I shows the cylindrical REGION of radius r where a downward magnetic field B exists, where B is increasing at the rate of dB/dt. A rod PQ is PLACED in different situation as shown. Match the column I with the current statement in column II regarding the induced emf in rod. Explanation: |
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