Workbook, Heavy Duty Truck Systems, 6E
Chapter Three – Answer Key
1. A wrench with open-end jaws at one end and a box-end jaw at the other, both of the same
nominal dimension, is known as a(n):
2. Which of the following wrenches should be used to tighten pipe nuts such as would be
found on diesel fuel systems or hydraulic hoses?
3. Which type of pliers would be most suitable for intricate electrical work?
4. Which of the following could also be called a hex socket?
5. Which of the following tools would be used to cut virgin threads on a steel shaft?
6. How is an arbor press actuated?
7. Through how many thimble rotations must a standard micrometer be turned to make the
spindle move 1/4 inch?
8. Through how many thimble rotations must a metric micrometer be turned to make the
spindle move 12.5 mm?
9. Technician A says that it is good practice to replace all original Grade 5 fasteners with
Grade 8 fasteners when performing suspension repairs. Technician B says that a Grade 8
rated Huck fastener may be replaced by a Grade 8 nut and bolt. Who is correct?
10. Which of the following media is capable of holding the most amount of information
using the least amount of space?