单项选择题
When using a lightning arrestor， connect which type of ground wire to a good earth ground？（）
A.#6 solid copper
B.#12 solid copper
C.#20 solid copper
D.#22 solid copper
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相关考题
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单项选择题
Byhowmuchisasignal’sstrengthreducedwhenthesignalpassesthroughanobjectthatintroduces3dBofattenuation？（）
A.1/6
B.1/4
C.1/3
D.1/2 -
单项选择题
Whatistheminimumrecommendedaccesspointoverlapforvoiceroaming？（）
A.less than 10 percent
B.10 to 15 percent
C.15 to 20 percent
D.25 to 30 percent -
单项选择题
WhichclassofCiscoaccesspointsoperateunderIEEE802.3afpower？（）
A.Class A
B.Class 1
C.Class 2
D.Class 3
E.Class 4
