A Charged Particle of Mass 1 $\times$ 10^-26 Kg Enters a Region of Magnetic Field at a a Region

question 59

Multiple Choice

A charged particle of mass 1.0 $\times$ 10^-26 kg enters a region of magnetic field at a speed of 2.8 $\times$ 10⁶ m/s, at an angle of 37 degrees relative to the magnetic field direction.If the magnetic field strength is 1.2 T and the charge of the particle is +e, what will be the radius of the helical path it takes?

• A) insufficient information given.
• B) 15 cm
• C) 11 cm
• D) 8.9 cm

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