Physics - Magnetism Question with Solution | TestHub

PhysicsMagnetismMagnetic torque & energyEasy2 minPYQ_2020
PhysicsEasysingle choice

A current-carrying straight wire is kept along the axis of a circular loop carrying a current. The straight wire

Options:

Answer:
D
Solution:

According to Fleming's left hand rule, direction of magnetic field at the centreO.

The force on the current carrying conductor isF=idl→× B→



As angle betweendland B is zero

 F=0

The straight wire will not exert any force on the circular loop.

Stream:NTA_ABHYAS_NEETSubject:PhysicsTopic:MagnetismSubtopic:Magnetic torque & energy
⏱ 2mℹ️ Source: PYQ_2020

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