Magnetic field due to currentEasy
Question
Value of earth′s magnetic field at any point is 7 × 10-5 wb/m2. This field is neutralised by field which is produced at the centre of a current carrying loop of radius 5 cm. The current in the loop (approx) : -
Options
A.0.56 A
B.5.6 A
C.0.28 A
D.28 A
More Magnetic field due to current Questions
A uniform beam of positively charged particles is moving with a constant velocity parallel to another beam of negatively...There are constant electron field E0ĵ & magnetic field B present between plates P and P′. A particle of mass ...A conductor (shown in the figure) carrying constant current I is kept in the x-y plane in a unfirom magnetic field . If ...A conducting ring of mass 2 kg and radius 0.5 m is placed on a smooth horizontal plane. The ring carries a current i = 4...A point charge q moves from point P to point S along the path PQRS (see fig) in a uniform magnetic field pointing along ...