MCQOPTIONS
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MCQOPTIONS
This section includes 16 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 of the following is true for sine table? |
| A. | Sine table is most convenient for the light workpieces |
| B. | Procedure of setting angle is not same as sine bars |
| C. | Table may be safely swung from 0 to 90 degrees |
| D. | Error caused by clamping mechanism is very large |
| Answer» D. Error caused by clamping mechanism is very large | |
| 2. |
As per IS 5359-1969, what is the permissible tolerance on mean diameter of the rollers in 100mm sine bars? |
| A. | 0.005 mm |
| B. | 0.001 mm |
| C. | 0.002 mm |
| D. | 0.01 mm |
| Answer» D. 0.01 mm | |
| 3. |
What is sine centre? |
| A. | Centre of sine bar |
| B. | Sine bar with block holding centres |
| C. | Sine bar with hole in centre |
| D. | Sine bar with hollow rod in centre |
| Answer» C. Sine bar with hole in centre | |
| 4. |
Which of the following is true for the given statements about sine bars?Statement 1: Grade A sine bars are less accurate than grade B.Statement 2: Grade B sine bars are accurate up to 0.01 mm/m of length. |
| A. | T, F |
| B. | T, T |
| C. | F, T |
| D. | F, F |
| Answer» E. | |
| 5. |
What are the characteristics permissible tolerance flatness of upper and lower surface of 100mm sine bar I.S. 5359—1969? |
| A. | 0.001mm |
| B. | 0.01mm |
| C. | 0.005mm |
| D. | 0.05mm |
| Answer» B. 0.01mm | |
| 6. |
WHAT_IS_SINE_CENTRE??$ |
| A. | Centre of sine bar |
| B. | Sine bar with block holding centres |
| C. | Sine bar with hole in centre |
| D. | Sine bar with hollow rod in centre |
| Answer» C. Sine bar with hole in centre | |
| 7. |
Which of the following is true for sine table?$ |
| A. | Sine table is most convenient for the light workpieces |
| B. | Procedure of setting angle is not same as sine bars |
| C. | Table may be safely swung from 0 to 90 degrees |
| D. | Error caused by clamping mechanism is very large |
| Answer» D. Error caused by clamping mechanism is very large | |
| 8. |
As per IS 5359-1969, what is the permissible tolerance on mean diameter of the rollers in 100mm sine bars?$ |
| A. | 0.005 mm |
| B. | 0.001 mm |
| C. | 0.002 mm |
| D. | 0.01 mm |
| Answer» D. 0.01 mm | |
| 9. |
Upto which inclination sine centres can be used? |
| A. | 45 degree |
| B. | 90 degree |
| C. | 120 degree |
| D. | 60 degree |
| Answer» E. | |
| 10. |
What is the parallelism tolerance of end faces of axes of rollers in sine bar according to British Standards? |
| A. | 0.013mm per 50mm |
| B. | 0.01mm per 25mm |
| C. | 0.013mm per 25mm |
| D. | 0.13mm per 25mm |
| Answer» D. 0.13mm per 25mm | |
| 11. |
What are the characteristics permissible tolerance flatness of upper and lower surface of 100mm sine bar I.S. 5359—1969?$ |
| A. | 0.001mm |
| B. | 0.01mm |
| C. | 0.005mm |
| D. | 0.05mm |
| Answer» B. 0.01mm | |
| 12. |
Which of the following is incorrect regarding sine bars? |
| A. | Sine bar is itself a complete measuring instrument |
| B. | Some holes are drilled in the body |
| C. | It can be used to locate any work to a given angle |
| D. | It is capable of self generation |
| Answer» B. Some holes are drilled in the body | |
| 13. |
Which of the distance of the axes of two cylinders of sine bar? |
| A. | 20 inches |
| B. | 50 inches |
| C. | 5 inches |
| D. | 25 inches |
| Answer» D. 25 inches | |
| 14. |
Which of the following is not used in making of sine bars? |
| A. | High carbon |
| B. | High chromium |
| C. | Corrosion resistant steel |
| D. | Aluminium |
| Answer» E. | |
| 15. |
What is the permissible tolerance on flatness of side faces of sine bars of 100 mm as per IS 5359-1969? |
| A. | 0.001 mm |
| B. | 0.005 mm |
| C. | 0.01 mm |
| D. | 0.05 mm |
| Answer» C. 0.01 mm | |
| 16. |
Up to which angle sine bars can measure the angles? |
| A. | 45 degree |
| B. | 60 degree |
| C. | 90 degree |
| D. | 120 degree |
| Answer» B. 60 degree | |