1.

A metal wire of mass 10 gm and length 10cm is placed on a smooth inclined plane of inclination 60° such that the length of wire is perpendicular of length of incline. If a current of 3A is passed through the wire vertically downward magnetic field applied for which the wire remains stationary on the inclined plane is (g = 10m//s^2)

Answer»

`3T`
`1//3T`
`1// sqrt(3) T`
`sqrt(3)T `

ANSWER :C


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