機材CH8習題

機材CH8習題

9th - 12th Grade

17 Qs

quiz-placeholder

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機材CH8習題

機材CH8習題

Assessment

Quiz

Specialty

9th - 12th Grade

Practice Problem

Medium

Created by

mege mege

Used 3+ times

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17 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

下列敘述腐蝕造成的影響何者有誤?

(A)降低金屬材料的強度、韌性
(B)破壞金屬機件的幾何形狀
(C)惡化電學和光學等化學性能
(D)縮短設備的使用壽命。

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

下列何者不是影響金屬腐蝕的因素?

(A)純物理
(B)電化學
(C)環境
(D)鈍化。

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

因電化學作用造成的金屬腐蝕現象稱為

(A)環境腐蝕
(B)純化學腐蝕
(C)環境腐蝕
(D)加凡尼電池。

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

常發生於兩種不同金屬或是合金的接觸的腐蝕現象稱為

(A)環境腐蝕
(B)純化學腐蝕
(C)電化學電池
(D)鈍化腐蝕。

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

下列濃差電池的敘述何者不正確?

(A)較濃電解液中之金屬為陽極
(B)鐵之生鏽為濃差電池現象引起
(C)間隙腐蝕為濃差電池現象引起
(D)鐵在大氣中

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

不鏽鋼之所以耐蝕,乃因含有何種金屬元素之故?

(A)鎳、鉻
(B)鎂、鋁
(C)錳、矽
(D)硫、磷。

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

鐵所形成的氧化物外層為

(A)2Fe2O3
(B)Fe3O4
(C)2FeO
(D)3FeO。

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