USPS Exam 943, 944, 945 Exam QUESTIONS AND CORRECT ANSWERS LATEST UPDATE THIS YEAR.pdf

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USPS Exam 943, 944, 945 Exam QUESTIONS AND CORRECT ANSWERS LATEST UPDATE THIS YEAR.pdf

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2025/2026

Institution USPS Window Clerk

Course USPS Window Clerk

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USPS Exam 943, 944, 945 Exam QUESTIONS AND CORRECT ANSWERS LATEST UPDATE THIS YEAR.pdf

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USPS Exam 943, 944, 945 Exam
QUESTIONS AND CORRECT ANSWERS
LATEST UPDATE THIS YEAR.pdf
HC

hydrocarbons

Hc is caused by

Misfire

Nox

High exhaust temps caused by high combustion temp

Egr open

Lean

Egr closed

Rich

Rich

Black smoke

Lean

White smoke

Secondary spring

Goes on first

lower ball joint

Load bearing

Vacuum range

14-22 "

, Cam to crank

Crank turns 2 times per 1 cam rotation

What is used for piston pin diameter

Micrometer

Amp

Electrical current

Ohm

unit of resistance

Volt

Unit of electric pressure

What tool measures amps

Ammeter

What tool measures ohms

Ohmmeter

What tool measures Volts

Voltmeter

What is measured in volts

Battery's

What is measured in amps

Current stored capacity of power source

What is measured in ohms

Resistance between two points

Unit of volts

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Uploaded on: July 8, 2026
Number of pages: 5
Written in: 2025/2026
Type: Exam (elaborations)
Contains: Questions & answers

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