[" Consider a toroid of circular cross- "],[" section of radius "b" ,major radius "R" much "],[" greater than minor radius "b" .Find the "],[" total energy stored in toroid.( "1" is "],[" current) "]

Consider a toroid of circular cross - section of radius b, major radius R much greater than minor radius b, (see diagram) find the total energy stored in magnetic field of toroid -

Consider a toroid of circular cross - section of radius b, major radius R much greater than minor radius b, (see diagram) find the total energy stored in magnetic field of toroid -

Consider a torod , having a circular cross-section of radius b, major radius R ( R > > b), having N turns and carrying current I. Find the total energy stored in the toroid.

Derive an expression for the self-inductance of a toroid of circular crosssection of radius r and major radius R. Calculate the self inductance (L) of toroid for major radius(R) = 15 cm, crosssection of toroid having radius (r) = 2.0 cm and the number of turns (n) = 1200.

Figure shows a conductor of length l having a circular cross-section. The radius of cross-section varies linearly from a to b. Find the resistance of the conductor. ltbtgt

A fuse wire of circular cross-section has a radius of 1mm. This wire blows at a current of 8A. Find the radius of the fuse wire which will blow off when a current of 1A passes through it.

A toroid is wound over a circular core. Radius of each turn is r and radius of toroid is R (gt gt r) . The coefficient of self-inductance of the toroid is given by

A toroid is wound over a circular core. Radius of each turn is r and radius of toroid is R (gt gt r) . The coefficient of self-inductance of the toroid is given by