Magnetic field due to currentHard
Question
A long solenoid has length L, average diameter D and n layer of turns. Each layer contains N turns. If current flowing through the solenoid is i the value of magnetic field at the centre : -
Options
A.Proportional to D
B.Inversely proportional to D
C.Does not depend on D
D.Proportional to L
More Magnetic field due to current Questions
What is DDT among the following :...An electron revolves with frequency 6.6 × 1015 r.p.s. around nucleus in circular orbit of radius 0.53 of hydrogen a...A long insulated copper wire is closely wound as a spiral of ′N′ turns. The spiral has inner radius ′a...An electron is projected with velocity v0 in a uniform electric field E perpendicular to the field. Again it is projecte...The orbital angular momentum of an electron is L, then its magnetic moment will be :-...