1. Change in scale reading to corresponding change in pointer deflection
2. Least reading of scale to range of scale
3. Least reading of scale to unit measurable quantity
4. Least count of scale to range of scale
Change in scale reading to corresponding change in pointer deflection
1. 1 time
2. 2 times
3. 3 times
4. 4 times
3 times
1. 0 times
2. 1 time
3. 2 times
4. 3 times
0 times
1. New gauge
2. International reference standard
3. Standard gauge for checking accuracy of gauges used on shop floors
4. Gauge used by experienced technicians
Standard gauge for checking accuracy of gauges used on shop floors
1. Unilateral tolerance
2. Bilateral tolerance
3. Limiting dimensions
4. None of these
Limiting dimensions
1. An optical flat is placed over smooth surface
2. A microscope is used to observe surface texture
3. Index grating is moved over scale grating
4. White light is diffused through a prism
Index grating is moved over scale grating
1. Circles
2. Squares
3. Zig-Zag lines
4. Triangles
Triangles
1. Half wave length
2. Two wave length
3. One quarter Wavelength
4. Two wave lengths
Two wave length
1. (ρ sec)/2
2. (ρ cos?)/2
3. (ρ cos?)/4
4. None of these
(ρ sec)/2
1. Lead = pitch
2. Lead = 3 pitch
3. Lead = ½ pitch
4. Lead = 9 pitch
Lead = 3 pitch