AIIMS 2019 Physics Magnetic Forces MCQ Question
Force on current carrying loop (Radius = R) in uniform magnetic (B) field which is at an angle 30º with the normal will be :
zero
Correct Answer
Detailed Explanation
The force on a current-carrying loop in a uniform magnetic field is zero because the magnetic forces acting on opposite sides of the loop cancel each other out due to symmetry. Each segment of the loop experiences a magnetic force that is equal in magnitude but opposite in direction to the force on the corresponding segment, resulting in a net force of zero. Other options are not applicable as they do not provide relevant information or alternative explanations regarding the forces on the loop. Understanding this principle is crucial for grasping concepts in electromagnetism, particularly in applications involving motors and generators.
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