089023RR

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Exam Number: 089023RR
Question 1 of 20 : Select the best answer for the question.
1. The difference between the diameter measured at the top of a cylinder and the diameter measured at the bottom is called the cylinder’s
A. taper.
B. maximum wear limit.
C. out-of-roundness factor.
D. ridge.
Question 2 of 20 : Select the best answer for the question.
2. The engine part that prevents the flywheel from turning on the end of the crankshaft is called the flywheel
A. crankpin.
B. sleeve.
C. pawl.
D. key.
Question 3 of 20 : Select the best answer for the question.
3. The step that forms at the top of a cylinder in the area where the piston rings don’t travel is called a
A. ridge.
B. taper.
C. bore.
D. hone.
Question 4 of 20 : Select the best answer for the question.
4. The petroleum buildup on the inside of a cylinder bore is commonly called
A. cross-hatching.
B. sludge.
C. porcelain.
D. glaze.
Question 5 of 20 : Select the best answer for the question.
5. What is the starting range on a metric micrometer that has a measuring range of 25 millimeters to 50 millimeters?
A. 25
B. 0
C. 50
D. 2.54
Question 6 of 20 : Select the best answer for the question.
6. When checking the size of a crankshaft journal, you should make two measurements, one perpendicular to the other, at each of a number of locations along the journal. The difference between the two measurements taken at one location is called
A. maximum wear limit.
B. out-of-roundness.
C. fillet error.
D. taper.
Question 7 of 20 : Select the best answer for the question.
7. How many measurements are normally taken during the inspection of a cylinder bore?
A. One
B. Four
C. Eight
D. Six
Question 8 of 20 : Select the best answer for the question.
8. A telescoping gage is used to measure
A. outside diameters.
B. thickness.
C. inside diameters.
D. torque.
Question 9 of 20 : Select the best answer for the question.
FIGURE A-3
9. Look at the close-up of the micrometer scales shown in Figure A-3. What is the correct reading of this measurement?
A. 0.3679 inch
B. 0.3190 inch
C. 0.0032 inch
D. 0.3689 inch
Question 10 of 20 : Select the best answer for the question.
10. Which of the following would you measure using an inside micrometer?
A. Crankpin journal diameters
B. Cylinder bore diameters
C. Crankshaft journal diameters
D. Piston diameters
Question 11 of 20 : Select the best answer for the question.
11. One complete rotation of the thimble on an English micrometer is equal to
A. 0.025 inch.
B. 0.25 inch.
C. 0.1 inch.
D. 0.01 inch.
Question 12 of 20 : Select the best answer for the question.
12. A bent crankshaft should be
A. straightened using a press.
B. discarded and replaced by another crankshaft.
C. reground before reinstallation.
D. heated and fitted with a cast-iron sleeve.
Question 13 of 20 : Select the best answer for the question.
FIGURE A-4
13. Look at the close-up of the micrometer scales shown in Figure A-4. What is the correct reading of this measurement?
A. 0.156 inch
B. 0.531 inch
C. 0.051 inch
D. 0.506 inch
Question 14 of 20 : Select the best answer for the question.
14. The type of caliper that electronically displays a measurement is called a
A. vernier caliper.
B. digital caliper.
C. sliding caliper.
D. dial caliper.
Question 15 of 20 : Select the best answer for the question.
15. A type of cylinder hone often used to remove taper from a cylinder bore is called a
A. flex hone.
B. rigid hone.
C. ball-end hone.
D. ridge reamer.
Question 16 of 20 : Select the best answer for the question.
FIGURE A-1
16. Look at the close-up of the micrometer scales shown in Figure A-1. What is the correct reading of this measurement?
A. 0.0453 inch
B. 0.2560 inch
C. 0.4190 inch
D. 2.260 inches
Question 17 of 20 : Select the best answer for the question.
17. The process used to prepare the wall of a cylinder so that new piston rings will seat in properly is called
A. reaming.
B. drilling.
C. boring.
D. honing.
Question 18 of 20 : Select the best answer for the question.
18. English and metric micrometers are frequently used to measure
A. hardness.
B. conversion factors.
C. torque values.
D. diameters.
Question 19 of 20 : Select the best answer for the question.
19. What is the total number of measurements normally taken during the inspection of one crankshaft journal?
A. Three
B. Five
C. Six
D. One
Question 20 of 20 : Select the best answer for the question.
FIGURE A-2
20. Look at the close-up of the micrometer scales shown in Figure A-2. What is the correct reading of this measurement?
A. 1.270 millimeters
B. 10.77 millimeters
C. 10.27 millimeters
D. 0.127 millimeter