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This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Metrology knowledge and support exam preparation. Choose a topic below to get started.
1. |
Which type of pathways is used for laser interferometer present in three dimensional measuring machines? |
A. | Helium unshielded pathways |
B. | Neon unshielded pathways |
C. | Helium shielded pathways |
D. | Neon shielded pathways |
Answer» D. Neon shielded pathways | |
2. |
Which type of error is introduced when the travel direction of LVDT is not normal to the part surface? |
A. | Sine error |
B. | Cosine error |
C. | Tangent error |
D. | Cotangent error |
Answer» C. Tangent error | |
3. |
Which of the following option is true for given statements about 3-dimensional measuring machines?Statement 1: A cooling system is present in 3-dimensional measuring machine.Statement 2: It is designed for 3-dimensional calibration but not adaptable for computer control. |
A. | T, T |
B. | F, F |
C. | F, T |
D. | T, F |
Answer» E. | |
4. |
WHICH_TYPE_OF_ERROR_IS_INTRODUCED_WHEN_THE_TRAVEL_DIRECTION_OF_LVDT_IS_NOT_NORMAL_TO_THE_PART_SURFACE??$ |
A. | Sine error |
B. | Cosine error |
C. | Tangent error |
D. | Cotangent error |
Answer» C. Tangent error | |
5. |
Which type of pathways is used for laser interferometer present in three dimensional measuring machines?$ |
A. | Helium unshielded pathways |
B. | Neon unshielded pathways |
C. | Helium shielded pathways |
D. | Neon shielded pathways |
Answer» D. Neon shielded pathways | |
6. |
Which drive is used in slide drive system present in three dimensional measuring machines? |
A. | Rack and pinion drive without gear teeth |
B. | Rack and pinion drive with gear teeth |
C. | Worm and worm gear drive without teeth |
D. | Worm and worm gear drive with teeth |
Answer» B. Rack and pinion drive with gear teeth | |
7. |
Which mounts are used to support frame? |
A. | Effective mounts |
B. | Dynamic mounts |
C. | Static mounts |
D. | Kinematic mounts |
Answer» E. | |
8. |
How many laser interferometers are provided on y-axis slide? |
A. | 1 |
B. | 2 |
C. | 3 |
D. | 4 |
Answer» C. 3 | |
9. |
Which of the following is true about electronic gauge stylus used in three dimensional measuring machines? |
A. | It is ball tipped |
B. | Tip is trapezoidal |
C. | Polygonal tip |
D. | Pointed tip |
Answer» B. Tip is trapezoidal | |
10. |
How many pneumatic isolators are used to support the base of three dimensional measuring machines? |
A. | 1 |
B. | 2 |
C. | 3 |
D. | 4 |
Answer» D. 4 | |
11. |
Which material is used for the base in three dimensional measuring machines? |
A. | Steel |
B. | Aluminium |
C. | Granite |
D. | Lead |
Answer» D. Lead | |
12. |
Which motor is used to control axes movement in three dimensional measuring machines? |
A. | Tachometer |
B. | Torque motor |
C. | Induction motor |
D. | Stepping motor |
Answer» E. | |
13. |
Which of the following is provided as scales in three dimensional measuring machines? |
A. | Laser interferometer |
B. | Straight edge |
C. | Vernier caliper |
D. | Screw gauge |
Answer» B. Straight edge | |