Find the resistance of the truncated cone as shown.

\frac{ρ l}{π a b}

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\frac{ρ}{π r} l n (\frac{b}{a})

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\frac{ρ (b - a)}{a b}

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\frac{ρ a b}{π r}

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Solution

The correct option is A $\frac{ρ l}{π a b}$

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Find the resistance of the truncated cone as shown.

The correct option is A ρlπab

The correct option is A $\frac{ρ l}{π a b}$