Consumer Electronics

Multiple Choice Questions

1. In the case of transmission of picture and sound (television) the fundamental problem is that of converting
   1. time variation into electrical information
   2. space variations into electrical information
   3. time and space variation into electrical information
2. Scanning may be defined as the process which permits the conversion of information expressed in
   1. space coordinates into time variations
   2. space and time coordinates into time variations only
   3. time coordinates into time variations
3. Aspect ratios of 4:3 are
   1. most pleasing to the eye
   2. least pleasing to the eye
   3. most fatiguing to the eye
   4. least fatiguing to the eye
4. Most practical television systems resort to
   1. linear scanning
   2. circular scanning
   3. nonlinear scanning
5. It is common ...