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USPS 943 Exam ACTUAL QUESTIONS AND CORRECT ANSWERS

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USPS 943 Exam ACTUAL QUESTIONS AND CORRECT ANSWERS 1. Which of the following conditions will result when a brake drum is out of round? A. a low pedal B. a spongy pedal C. a high pedal D. a pulsating pedal E. a hard pedal - CORRECT ANSWER D. a pulsating pedal Which one of the following emission control systems is common to all cars and light trucks made at the present time in the U.S.? A. AIR - Air Injection Reaction B. PCV - Positive Crankcase Ventilation C. CCC - Computer Controlled Combustion D. II - Improved Ignition E. ACS - Air Cleaning System - CORRECT ANSWER Ventilation B. PCV - Positive Crankcase 3. In an automatic transmission, which of the following is part of a planetary gear set? A. impeller B. modulator C. pinion D. alternator E. rotor - CORRECT ANSWER C. pinion 4. During a cylinder leakage test, what is indicated when air escapes through the radiator from two adjacent cylinders? A. worn cylinder walls B. defective cylinder head gasket C. leaking piston rings D. worn exhaust valves E. burnt intake valves - CORRECT ANSWER B. defective cylinder head gasket

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USPS 943 Exam ACTUAL QUESTIONS
AND CORRECT ANSWERS
1. Which of the following conditions will result when a brake drum is out of round?

A. a low pedal

B. a spongy pedal

C. a high pedal

D. a pulsating pedal

E. a hard pedal - CORRECT ANSWER D. a pulsating pedal



Which one of the following emission control systems is common to all cars and light trucks made at
the present time in the U.S.?

A. AIR - Air Injection Reaction

B. PCV - Positive Crankcase Ventilation

C. CCC - Computer Controlled Combustion

D. II - Improved Ignition

E. ACS - Air Cleaning System - CORRECT ANSWER B. PCV - Positive Crankcase
Ventilation



3. In an automatic transmission, which of the following is part of a planetary gear set?

A. impeller

B. modulator

C. pinion

D. alternator

E. rotor - CORRECT ANSWER C. pinion



4. During a cylinder leakage test, what is indicated when air escapes through the radiator from two
adjacent cylinders?

A. worn cylinder walls

B. defective cylinder head gasket

C. leaking piston rings

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