Question

Solve this numerical!!!
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Answer 1

R=L/sigma×A

L=R(sigma×A)

L=10(1.6×10^-8×pi×r^2)

L=10(0.4×pi×10^-16)

L=1.25×10^-23m

if the radius is doubled--->

L=16×10^-8×pi×r1^2

L=50.2×10^-24

HOPE THIS HELPS YOU.

Answer 2

Please refer to the attachment for your answer .