Physics - Magnetism Question with Solution | TestHub

PhysicsMagnetismMagnetic torque & energyEasy2 minPYQ_2020
PhysicsEasysingle choice

In the figure shown a current I1is established in the long straight wire AB. Another wire CD carrying current I2is placed in the plane of the paper. The line joining the ends of the wire is perpendicular to the wire AB. The resultant force on the wire CD is :

Options:

Answer:
D
Solution:

Diagram of force acting on wire will be as shown in diagram



but magnitude of all elemental forces are not equal and not even symmetrically distributed so no componentof force will get canceled completely so resultant, will have component in x as well as y

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

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