An electron with mass, m = 9.11 x 10-³1 kg, is moving at speed, v = 74 x 105 m/s,perpendicular to the Earth's magnetic field where its strength is B = 1.71 x 10-6 T.SYMBOLIC INPUT. Use the given variables, m, v, and B, along with the fundamental charge, e (as needed).(1 of 3) Magnetic Force(a) Write a symbolic expression for the size of the magnetic force on the moving electron then calculate its numeric value.FB = evBevB✔✔= 2.02e-18(b) The magnetic force on the electron acts perpendicularO it will affect the electron's speed but not its directionit will affect the electron's direction but not its speedO it will not affect the speed or direction of the electron2.03e-18 N✔✔r =(c) The electron will therefore follow a circular circular path.perpendicular✔✔ to the electron's velocity so ... ✔(2 of 3) Centripetal Motion(d) What is the magnitude of the centripetal force of the electron?F₁ =N(d) Write a symbolic expression for the radius of the electron's circular path then calculate its numeric value.m

We will answer questions (d) and (e) using expressions for centripetal force and magnetic force.

Answered: (d) What is the magnitude of the…

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