Which of the following will have most influence over the rpm of a hydraulic pump?
A. output flow of oil
B. pressure of oil
C. input flow of oil
D. load applied to pump output
Answer: C
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If a firm employs ____ or more employees at any one time in the previous calendar year, it must file OSHA Form 300 and Form 300A.
A. 5 B. 11 C. 15 D. 21
When checking the ECT sensor with a scan tool, about what temperature should be displayed if the connector is removed from the sensor with the key on, engine off?
A) 120°F (50°C) B) 284°F (140°C) C) 230°F (110°C) D) -40°F (-40°C)
Technician A says that warm up cycles are used to erase DTCs and freeze frame data. Technician B says that OBD II requires the diagnostic system to monitor all emission-related components and systems. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
Nick-break testing is commonly used to _____
a. test pipeline welds for defects b. test fillet welds c. perform tensile tests d. check welds for break strength