Consumer Electronics

Multiple Choice Questions

1. The colour which the body presents to the eye is the colour of the light which it
   1. absorbs
   2. reflects
2. Primary colours
   1. can be produced by mixing other colours
   2. cannot be produced by mixing othe colours
3. The colours red, green and blue are called
   1. subtractive primaries
   2. additive primaries
4. The attributes of colour are
   1. phase
   2. hue
   3. amplitude
   4. saturation
   5. brightness
5. The signal essential to the operation of a black-and-white TV is
   1. chrominance signal
   2. luminance signal
   3. composite video signal
   4. control signal
6. In the NTSC system, the two colour difference signals are
   1. transmitted together
   2. not transmitted together
   3. transmitted in quadrature
   4. transmitted in anti-phase
7. Hue control is necesary in the
   1. PAL system
   2. NTSC system
   3. SECAM System ...