Machine Vision System Test - 2

1. What is tracking?

Obtaining coordinates of a particular object in an image

Obtaining a path followed by a moving object

Obtaining the coordinates of a frame that is captured

Obtaining the coordinate data necessary to position the sensing system along defined patterns

2. What is mathematical morphology?

Method of image formation

Method of image rendering

Method of image processing and analysis

Method of image compression

3. What is not true for circular scanning?

They are solid state device

They are used for surface inspection

They are used for evaluation

They are used for line following

4. Circular scanners are consists of which type of diodes?

Two dimensional arrays of silicon photodiodes

Monolithic arrays of silicon photodiodes

Silicon avalanche photodiodes

Multi element silicon photodiodes

5. What is not a function of circular scanning?

Displacement

Slicing of 3D object into 2D image

Tracking

Cylindrical bore inspection

6. On which factor does the output of photodiode in circular scanners depends upon?

Frequency of illumination incidented

Frequency of illumination reflected

Amplitude of illumination reflected

Amplitude of illumination incidented

7. What is displacement?

Calibration, verification, and alignment of an object moving in an angular motion about a pivotal centre

Calibration and alignment of an object moving in an angular motion about a pivotal centre

Verification and alignment of an object moving in an angular motion about a pivotal centre

Calibration and verification of an object moving in an angular motion about a pivotal centre

8. What are the factors which are responsible for the time required to read out the number of elements in a circular scan?

Property of photodiode

Size of scanner

Frequency of input clock and number of elements

Average scan time for reading