A wire carrying a steady current I is kept in the x-y plane along the curve y=A \sin (\frac{2 \pi}{\lambda} x). A magnetic field {\B} exists in the {\z}-direction. The magnitude of the magnetic force in the portion of the wire between x=0 and x=\lambda is

WBJEE 2023 Physics & Chemistry Solved Paper

Question : 63 of 80

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A wire carrying a steady current I is kept in the x−y plane along the curve y=Asin‌(‌

2π

x). A magnetic field B exists in the z-direction. The magnitude of the magnetic force in the portion of the wire between x=0 and x=λ is

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