A current carrying conductor placed in an external magnetic field experiences a force. The force on the conductor will increase if :
External magnetic field increases
Electric current increases
All of the above
Length of the conductor increases
(a) A current-carrying conductor is placed perpendicularly in a magnetic field. Name the rule which can be used to find the direction of force acting on the conductor.
(b) State two ways to increase the force on a current-carrying conductor in a magnetic field.
(c) Name one device whose working depends on the force exerted on a current-carrying coil placed in a magnetic field.
A current carrying conductor placed in magnetic field experiences a force. The magnitude of force experienced by a current carrying conductor in magnetic field can be increased by:
Why does a current-carrying conductor experiences a force when placed in a magnetic field.
A current carrying conductor placed in magnetic field experiences a force. The displacement of the conductor in magnetic field can be increased by