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Physics - Magnetic Effect of Current Questions and Answer >>

1 2 3 4 5  Next >>  Page 1 of 10 pages (50 Objective Questions)

1. A magnetic field . [MP PET 1994; Pb]


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2. An electron enters a magnetic field whose direction is perpendicular to the velocity of the electron. Then . [MP PMT 1996; CB]


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3. One Tesla is equal to. [AFMC 1998]


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4. A long copper tube of inner radius R carries a current i. The magnetic field B inside the tube is . [MP PMT 1995]


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5. In the figure shown there are two semicircles of radii and in which a current i is flowing. The magnetic induction at the centre O will be


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