The temperature at which an engine oil begins to solidify is known as:
A. flash point
B. fire point
C. pour point
D. freeze point
Answer: C
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Which of the following is equal to 1-3/16?
a. 65/64 b. 1-7/32 c. 2-7/8 d. 19/16 e. 9/4
Technician A says that J1939 node activity can be identified using a DMM set on V-DC min-max mode. Technician B says that the V-DC min-max readings taken while verifying J1939 bus activity should run between a low of 1 volt and a high of 5 volts. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B
How can you tell when a filter drier is stopped up?
A) You will hear a whistling sound in the filter. B) It will have a pressure drop of more than 2 psi across the filter. C) You will see the accumulated debris in the filter's sight glass. D) The "plugged filter" flag will pop out of the leaving flare port.
All of the following statements are correct EXCEPT ________
A) Fuel makes contact with the injector windings B) Dirt and water are more likely to contaminate the injectors if the fuel level is low C) Fuel cools the injector D) O-rings seal the injector to keep fuel away from the windings