Free API API-SIEE Exam Questions

Become API Certified with updated API-SIEE exam questions and correct answers

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Total 111 Questions | Updated On: Jun 16, 2026

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Question 1

The cosine of the difference in phase angle between voltage and current is:

A : power factor.

B : real power.

C : apparent power.

D : mho.

Answer: A

Question 2

According to NFPA 70, abrasion protection shall be applied to what component where it passes through metal?

A : Conductor insulation

B : Rigid conduit

C : Secondary circuits

D : Semi-rigid conduit

Answer: A

Question 3

In hazardous classified locations on process skids, electrical and instrumentation equipment installed in the classified area must be:

A : painted red

B : certified for the hazardous location

C : mounted only outdoors

D : supplied by the same manufacturer as the process equipment

Answer: B

Question 4

Within the context of NEMA ICS 1, which of the following describes PD 3?

A : Moisture occurs continuously, dust quantity becomes conductive when moist, and pollution is sufficient to cause tracking and erosion at a high rate

B : Moisture occurs occasionally, dust quantity is sufficient to become conductive when moist and pollution is sufficient to cause tracking or erosion at a slow rate

C : Moisture does not occur, always dry, dust insignificant and no effect from pollution

D : Moisture occurs frequently, dust quantity is sufficient to become conductive when moist, and pollution is sufficient to cause tracking or erosion at a moderate rate

Answer: D

Question 5

Final inspection and shipping preparations of switchgear typically consists of verifying all of the following except:

A : all final manufacturing and drawing issues are closed.

B : correct engraving of unit and master nameplates.

C : visual inspection of packaging requirements.

D : all items on the manufacturer's QC checkout are signed off.

Answer: A

Page: 1 / 23

Total 111 Questions | Updated On: Jun 16, 2026

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