Question

13 4. An electron moves in a circle of radius 0-15 m with a constant speed of 3-6 x 106m 5-1. What electric current does this correspond to ? [Ans. 6-1 x 10-13 A) 11
​

Answer 1

Explanation:

Using the relation

i=

t

q

=

timeperiod

electroniccharge

=

t

e

Hence, t=

v

2πr

So, I=

2π/v

e

=

2πv

eV

=

2×314×1.0×10

−2

(1.6×10

−19

)(4×10

6

)

=1×10

−11

Ω

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