A current of 5 A is flowing in a wire of length 1.5 cm. A force of 7.5 mN acts on it when it is placed in a uniform magnetic field of 0.2 T. The angle between the magnetic field and the direction of current is:

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MCQ (Single)Force on a Current-Carrying Conductor in a Uniform Magnetic FieldCBSE PYQ

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A 10 cm long wire lies along y-axis. It carries a current of 1.0 A in positive y-direction. A magnetic field B = (5 mT)ĵ – (8 mT)k̂ exists in the region. The force on the wire is :

MCQ (Single)Force on a Current-Carrying Conductor in a Uniform Magnetic Field

Derive an expression for magnetic force F acting on a straight conductor of length L carrying current I in an external magnetic field B. Is it valid when the conductor is in zig-zag form ? Justify.

TextForce on a Current-Carrying Conductor in a Uniform Magnetic Field