Why must flat-bottom lifter camshafts be broken in at a fast idle?
A) The cam in a cam-in-block engine is only lubricated by splash oil
B) The flat-bottom of the lifters must become slightly concave in order to rotate
C) Both A and B are correct
D) Neither A nor B are correct
Ans: A) The cam in a cam-in-block engine is only lubricated by splash oil
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d. IEEE 9. For a pull box housing shielded conductors carrying over 1,000V and used in an angled pull, the distance between a conductor entry and exit must be _____.
a. 24 times greater than the OD of the conductor b. 30 times greater than the OD of the conductor c. 36 times greater than the OD of the conductor d. 45 times greater than the OD of the conductor
Troubleshooting A/C unit with TEV (10 SEER or less) - Diagnosis: Inefficient compressor Verify by pulling it into a vacuum
Which of the following describes a measure of how well a material will conduct electricity?
A) Amount of insulation around the conductor B) Conductance measured in siemens C) Temperature coefficient D) Voltage measured in volt
Which of the following tire sizes would you expect to find on a Class 8 highway truck?
A. 18- or 20-inch (45 or 50 cm) B. 22.5- or 24.5-inch (57 or 62 cm) C. 23- or 25-inch (58 or 64 cm) D. 26.5- or 28.5-inch (67 or 72 cm)