railway RRB JE (CBT I + CBT II) Mock Test 2024 Production Engineering (Manufacturing) Metrology and Inspection
Match the measuring feature with the corresponding measuring instrument in the table below.
|
Measuring feature |
Measuring instrument |
||
|
P |
Flatness error of a surface plate |
1 |
Autocollimator |
|
Q |
Profile of a cam |
2 |
Tool maker’s microscope |
|
R |
Alignment error of a machine tool slide way |
3 |
Dividing head and dial gauge |
|
S |
Pitch and angle errors of screw thread |
4 |
Optical interferometer |
1
P-4, Q-1, R-2, S-3
2
P-1, Q-3, R-4, S-2
3
P-2, Q-4, R-3, S-1
4
P-4, Q-3, R-1, S-2