Kerala Diploma Mechanical Engineering 6th SEM 2018 Paper on Metrology
| Sr. No. | Questions with options |
| 1 | The measurement refers to
(a) Primary signal (b) Measured signal (c) Output (d) Process variable |
| 2 | In order to check and restore the accuracy of measuring instruments, which of the following is done?
(a) Alignment test (b) Recalibration (c) Grinding (d) Restarting |
| 3 | Environmental errors may be due to changes in
(a) Pressure and temperature (b) Wind velocity and gravity (c) Humidity (d) All of the above |
| 4 | The instrument used for accurate measurement of external taper is
(a) Clinometers (b) Dial gauge (c) Sine bar and slip gauges (d) Combination set |
| 5 | Which amongst the following devices has maximum accuracy?
(a) Vernier caliper (b) Bevel protector (c) Dial gauge (d) Optical projector |
| 6 | Which of the following materials is/are used to make an angle gauge block?
(a) Hardening tool steel (b) Nickel (c) Tungsten carbide (d) All of the above |
| 7 | Identify the instrument used for surface roughness measurements
(a) Profilometer (b) Combination set (c) Auto collimator (d) Optical square |
| 8 | Surface texture depends to a large extent on
(a) Material composition (b) Type of manufacturing operation (c) Skill of operator (d) Accuracy of measurement |
| 9 | In wire methods the diameter of the wire selected should be such that it makes contact with the screw along the
(a) Pitch cylinder (b) Outer diameter (c) Root diameter (d) None of the above |
| 10 | Random errors can be assessed
(a) Experimentally (b) Statistically (c) Empirically (d) By performing sensitivity analysis |
| Data Collected By – Rashmi | |
| Published On – 27th May 2022 | |
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