75. Which substance in electronic waste produces dioxin?
(A) Lead
(B) Cadmium
(C) Polyvinyl chloride
(D) Copper

76. Regarding the operating principle of a DC generator, which of the following statements is incorrect? (A) A DC generator converts kinetic energy into electrical energy. (B) DC motors and DC generators can be used interchangeably. (C) A DC generator requires an external power source to operate. (D) The rotation of the motor's rotor generates current.

77. In the process of making LED lights, which measure is necessary to prevent LED lights from burning out? (A) Connecting a suitable resistor in series. (B) Connecting a suitable capacitor in series. (C) Connecting a suitable inductor in parallel. (D) Connecting a suitable transformer in parallel.

78. Which of the following descriptions about isometric drawings is correct? (A) Isometric drawings cannot simultaneously show three faces. (B) Circles in isometric drawings are drawn as ellipses. (C) Isometric drawings can only be hand-drawn. (D) Isometric drawings cannot display the actual dimensions of an object.

79. Circuit breaker is designed to protect the current overload of a circuit, and it is in the ____ with the circuit elements it wants to protect. (A) parallel connection (B) series connection (C) intelligent connection (D) wireless connection

80. Regarding the history of lock development, which of the following statements is incorrect? (A) Wooden locks were the earliest locks, primarily using wooden pins and bamboo sticks to open doors. (B) Metal locks first appeared in the Bronze Age, using plate springs to unlock. (C) Tumbler locks are opened by turning the lock cylinder with a key. (D) Electronic locks primarily use mechanical structures to unlock.

1 移民署新竹市收容所在新竹市崧嶺路。 (A)O(B)X

2 新竹市玻璃工藝館位於東大路一段。(A)O(B)X

3 移民署新竹收容所在新竹市成德路。 (A)O(B)X

4 新竹市北區區公所在北大路。(A)O(B)X

5 新竹市東區戶政事務所在民族路。 (A)O(B)X

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