help needed

[tdotboys]

Hi guys i need help on this question. i cant find any refference to solve this weird question, not sure if voltage drop is involved. Help will be appreciated. Thanks guys.

[moto]

I'll guess that it's a matter of ensuring sufficient current can flow through the ground to trip the breaker when there is a fault.

[Wgoodrich]

As far as I see it there is not enough data in the question to calculate or even know what they are seeking for concern in the question.

Wg

[Ohm1]

Lost on the question???

[tdotboys]

i thought so. Thanks for feedback guys.