An electron in a magnetic field moves along a circle with a radius of 14.0 m and a tangential component of velocity that follows: VT (t) = voe-bt where b = 3 s-1 and vo = 84 m/s. Find the following: The magnitude of the (total) acceleration at t = 0.2 seconds. (in m/s 2) 6. AO 131.43 ВО 164.28 СО 205.36 DO 256.69 EO 320.87

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The answer is C) 205.36 but I am confused on the steps of how to solve this problem.
An electron in a magnetic field moves along a circle with a radius of 14.0 m and a tangential component of velocity
that follows:
-bt
vr (t) =
= vọe
where b = 3 s-1 and vo = 84 m/s. Find the following:
The magnitude of the (total) acceleration at t = 0.2 seconds.
(in m/s 2)
6.
AO 131.43
BỘ 164.28
CO 205.36
DO 256.69
EO 320.87
Transcribed Image Text:An electron in a magnetic field moves along a circle with a radius of 14.0 m and a tangential component of velocity that follows: -bt vr (t) = = vọe where b = 3 s-1 and vo = 84 m/s. Find the following: The magnitude of the (total) acceleration at t = 0.2 seconds. (in m/s 2) 6. AO 131.43 BỘ 164.28 CO 205.36 DO 256.69 EO 320.87
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