Figure shows a circular wire loop of radius 0.5 c

Question

Figure shows a circular wire loop of radius 0.5 carriying current i placed in a perpendicular magnetic field 1/3. (a) Consider a small part dl of the wire. The force on this part of wire exerted by the magnetic field in the radially outward direction is idl/N. Find N.

ROSHAN MUJEEB · Accepted Answer

Fdl=i&times;dl&times;B towards centre. (By cross product rule)(b) Let the length of subtends an small angle of 2θ at the centreHere,2Tsinθ=i&times;dl&times;B2Tθ=i&times;a&times;2θ&times;B [As θ&rarr;0,sinθ&asymp;0]T=i&times;a&times;BT=a i BForce of compression on the wire =iaB

Magnetism> Figure shows a circular wire loop of radi...

Figure shows a circular wire loop of radius 0.5 carriying current i placed in a perpendicular magnetic field 1/3. (a) Consider a small part dl of the wire. The force on this part of wire exerted by the magnetic field in the radially outward direction is idl/N. Find N.

AJS Thevel , 8 Years ago

ROSHAN MUJEEB

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Magnetism> Figure shows a circular wire loop of radi...

Figure shows a circular wire loop of radius 0.5 carriying current i placed in a perpendicular magnetic field 1/3. (a) Consider a small part dl of the wire. The force on this part of wire exerted by the magnetic field in the radially outward direction is idl/N. Find N.

AJS Thevel , 8 Years ago

ROSHAN MUJEEB

LIVE ONLINE CLASSES

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