1. A part has a dimension on a print written as 65°. Referring to the figure above, what is the maximum angle the inspector will allow?
A. 66°
B. 65°
C. 65.5°
D. 64.5°
2. T-shaped, square-bottomed, dovetailed, and V-shaped are all types of _______ in a machined part.
A. lines
B. gears
C. bolts
D. slots
3. To expose the interior features of a part, an imaginary cutting plane creates a
A. third-angle projection.
B. first-angle projection.
C. symbolic view.
D. sectional view.
5. You’re making a part with a specified length of 3.1255 inches. Referring to the figure above, what is the minimum dimension an inspector would accept?
A. 3.1305 inches
B. 3.1247 inches
C. 3.1555 inches
D. 3.1255 inches
6. A 4 : 1 scale drawing of a bearing is shown on an A-size print. Using a ruler, you measure the inside diameter of the part on the paper and you get 1.50 inches. What is the actual part size in inches?
A. 4.0
B. 6.0
C. 1.5
D. .375
7. A complex gear drawing done on a drawing sheet marked M-1 has many section views showing important interior details of the gear. One of the cutting-plane lines is marked at the ends with a callout in a circular bubble that says 7 above a line and M-3 below the line. To find this detail, you would
A. look around the print for a detail labeled 7.
B. go to Sheet M-3 and look for a detail labeled 7.
C. look around the print for a detail labeled M-3.
D. go to another drawing labeled Sheet 7.
11. A length of pipe will weigh the most when
A. part dimensions are such that the pipe is in the MMC.
B. the OD and ID are at the maximum allowable limit.
C. the OD and ID are at the minimum allowable limit.
D. part dimensions are such that the pipe is in the LMC.
12. An engineer who has changed a part dimension from 0.500″ to 0.750″ would have the change noted on the drawing in the
A. drawing numbers.
B. scale block.
C. standard tolerances.
D. revision block.
13. In the figure above, the threaded hole is _______ inches away form the center of the crank.
A. .450
B. .300
C. .375
D. .500
15. Thick, unbroken lines on a drawing that show how the actual part would look are called _______ lines.
A. object
B. dimension
C. leader
D. extension
17. An architect’s “mechanical drawings” would describe the _______ areas of the building.
A. windows and doorframe
B. framework and structural
C. lock and security system
D. plumbing and HVAC
19. Referring to the figure above, you’re asked to get the raw material to make the screw sleeve. You would probably look for
A. 1/8-inch-diameter rod or tubing.
B. solid 1/4-inch-diameter rod stock.
C. 1/4-inch-diameter tubing stock.
D. 3/16-inch-diameter tubing with at least 1/32-inch wall thickness.
20. Lines with arrowheads to show distance relationships between the features on a drawing are called
_______ lines.
A. dimension
B. center
C. leader
D. break
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