When is the skin effect negligible?

Q.  Skin effect is negligible for what supply frequency and for what diameter?
- Published on 24 Nov 15

a. < 50 Hz and < 1 cm
b. < 50 Hz and > 1 cm
c. > 50 Hz and < 1 cm
d. > 50 Hz and > 1 cm

ANSWER: < 50 Hz and < 1 cm

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