If the radius of any current carrying conductor is less than the critical radius, then why the addition of electrical insulation will enable the wire to carry a higher current?

The thermal resistance of the insulation is reduced

The heat loss from the wire would decrease

The heat loss from the wire would increase

The thermal resistance of the insulation is reduced

The thermal resistance of the conductor is increased

If the radius of any current carrying conductor is less than the criti

1.	If the radius of any current carrying conductor is less than the critical radius, then why the addition of electrical insulation will enable the wire to carry a higher current?
A.	The heat loss from the wire would decrease
B.	The heat loss from the wire would increase
C.	The thermal resistance of the insulation is reduced
D.	The thermal resistance of the conductor is increased
Answer» C. The thermal resistance of the insulation is reduced

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If the radius of any current carrying conductor is less than the critical radius, then why the addition of electrical insulation will enable the wire to carry a higher current?

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