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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 vertical wire kept in Z-X plane carries a current from Q to P (see figure). The magnetic field due to current will have the direction at the origin O along


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2. Field at the centre of a circular coil of radius r, through which a current I flows is. [MP PMT 1993]


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3. In a current carrying long solenoid, the field produced does not depend upon. [MP PET 1999]


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4. In the above question, the magnetic induction at O due to the whole length of the conductor is . [MP PMT/PET 1998]


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5. 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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