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This section includes 59 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Metrology knowledge and support exam preparation. Choose a topic below to get started.
51. |
Axial thrust is always present in gear drives using: |
A. | Spur gears |
B. | Single helical gears |
C. | Double helical gears with identical teeth |
D. | None of these |
Answer» C. Double helical gears with identical teeth | |
52. |
If reference circle of gear is eccentric then which error is reflected by this eccentricity? |
A. | Cyclic error |
B. | Periodic error |
C. | Pitch error |
D. | Undulation |
Answer» D. Undulation | |
53. |
Which of the following machine is used for rolling tests? |
A. | Parkson gear tester |
B. | Tooth caliper |
C. | Base pitch measuring instrument |
D. | Involute profile testing machine |
Answer» B. Tooth caliper | |
54. |
Which of the following statement is true about inspection of gear? |
A. | Profile is determined by functional inspection |
B. | Backlash is determined by analytic inspection |
C. | Analytic test require running test of gear |
D. | Thickness of tooth is measured by functional inspection |
Answer» C. Analytic test require running test of gear | |
55. |
Which of the following is not determined by the functional type of inspection? |
A. | Lead |
B. | Noise level |
C. | Variation in action |
D. | Vibration |
Answer» B. Noise level | |
56. |
Which of the following element is not determined by analytical inspection? |
A. | Profile |
B. | Composite vibrations |
C. | Spacing |
D. | Pitch |
Answer» C. Spacing | |
57. |
Which of the following option is true about an analytical method of inspection of gears? |
A. | Analytical method is widely used for industries |
B. | This method is fast |
C. | All individual elements of gear teeth are checked |
D. | More accurate |
Answer» D. More accurate | |
58. |
Which of the following is not true about concentricity of teeth? |
A. | Fluctuating velocity will be noticed when not concentric |
B. | Can be checked by using projector |
C. | Inaccuracy of parts when not concentric |
D. | Should be tested to ensure the proper heat treatment |
Answer» E. | |
59. |
What is the effect of improper alignment of each tooth? |
A. | Tooth thickness increases |
B. | Face width decreases |
C. | Load will not distributed evenly |
D. | Pitch of teeth reduced |
Answer» D. Pitch of teeth reduced | |