Turina
contestada

a 4m long straight wir that carries acurrent of 0.5A is placed perpendicular to a uniform magnetic field. if the size of magnetic deflection force is 0.4N, then what is the strength of magbetic field?​

Respuesta :

helox

Answer:

B=0.2T

Explanation:

given required solution

l=4m B=? F=BIL

i=0.5A B=F/IL

F=0.4N B=0.4N/0.5A*4m

B=0.4/2=0.2T

RELAXING NOICE
Relax