The magnetic force acting on a charged particle can never do work because at every instant the force is perpendicular to the velocity. The torque exerted by a magnetic field can do work on a current loop when the loop rotates. Explain how these seemingly contradictory statements can be reconciled.
The magnetic force acting on a charged particle can never do work because at every instant the force is perpendicular to the velocity. The torque exerted by a magnetic field can do work on a current loop when the loop rotates. Explain how these seemingly contradictory statements can be reconciled.
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The magnetic force acting on a charged particle can never do
work because at every instant the force is perpendicular to the velocity.
The torque exerted by a magnetic field can do work on a current loop
when the loop rotates. Explain how these seemingly contradictory statements
can be reconciled.
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