Class 12PhysicsMoving Charges and MagnetismAmpere’s circuital law and its application (Solenoid and Toroid)
EasyIf a copper rod carries a direct current,the magnetic field associated with the current will be
- AOnly inside the rod
- BOnly outside the rod
- CBoth inside and outside the rod
- DNeither inside nor outside the rod
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Derive the expression for the magnetic field inside a long straight solenoid.
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