A composite conductor consists of 4 conductors of radius 2 cm each. The conductors are arranged as shown below. The geometric mean radius GMR (in cm) for the given arrangement is________.

22.9

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Solution

The correct option is A 22.9
$G M R = {[((0.7788 \times 2) \times 50 \times 50 \times 50 \sqrt{2})^{4}]}^{1 / 16}$
= 22.9 cm

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A composite conductor consists of 4 conductors of radius 2 cm each. The conductors are arranged as shown below. The geometric mean radius GMR (in cm) for the given arrangement is________. 22.9

The correct option is A 22.9 GMR=[((0.7788×2)×50×50×50√2)4]1/16 = 22.9 cm

A composite conductor consists of 4 conductors of radius 2 cm each. The conductors are arranged as shown below. The geometric mean radius GMR (in cm) for the given arrangement is________.

22.9

The correct option is A 22.9
$G M R = {[((0.7788 \times 2) \times 50 \times 50 \times 50 \sqrt{2})^{4}]}^{1 / 16}$
= 22.9 cm