3-38. The depth dimension of a counterdrilled blind hole measures from the outer surface but does not include the varied depth of the bore. 1. True 2. False 3-39. What dimensions should you specify for countersunk  holes? 4. The depth of the hole 1. The depth of the countersink 2. The diameter of the hole 3. The diameter and angle of the countersink 3-40. What technique should you depict to indicate a process or surface treatment that includes embedding a flat washer? 1. Counterdrill 2. Counterbore 3. Spot  facing 4. Countersunk 3-41. How should you indicate an external chamfer of 45 degrees? 1. By lineation only 2. By angularity only 3. By notation only 4. By angularity and lineation 3-42. What type of chamfers should you specify with notes? 1.    Linear 2. Metric 3. Angular 4. 45 degree 3-43. How should you indicate when the fit of two or more interrelating parts is critical? 1. By notation 2. By indicating tolerances 3. By an explanatory note near the revisions block on a drawing 4. By attaching written directions to the fabricator 3-44. What dimension stated in linear increments indicates the overall size of an object? -- 1. Basic size 2. Unilateral size 3. Design size 4. Nominal size 3-45. What term refers to the intentional difference between the maximum material limits of mating parts? 3-46. 1. Unilateral tolerance 2. Tolerance 3. Surface finish 4. Allowance What variation(s) do bilateral tolerances indicate? 1. Nominal size in both directions 2. Nominal size in one direction only 3. Design size in one direction only 4. Design size in both directions 3-47. When the design size of the hole is the basic size and the allowance applies to the shaft: this describes which of the following system of fits? 1. Tolerancing system 2. Basic shaft system 3. Basic hole system 4. Transition fit system 17