Question

A charged particle of charge 5mc and mass 5gm is moving with a constant speed 5 m/s. in a uniform magnetic field on a curve $x^2+y^2=25$. Where x and y are in meter.The value of magnetic filed required will be

• A. 1 Tesla
• B. 1 T along z-axis
• C. 5 KT along z-axis
• D. 1 KT along any line in the x-y plane

Answer 1

Answer: (B)

$r=\frac{mV}{Bq}$