10-10.
A motion-picture camera operat-
ing at the standard speed with
a shutter degree opening of
168 degrees has what approximate
shutter speed?
1.
1/500 second
2.
1/250 second
3.
1/100 second
4.
1/50 second
Learning Objective:
Recognize
basic principles of motion video.
10-11.
Motion video has which of the
following advantages over motion-
picture photography?
1.
Film processing is not
required
2.
It is edited more quickly
3.
Videotape is easily duplicated
4.
Each of the above
10-12.
In a color video camera, what
device separates white light
into the three primary colors?
1.
The color separator
2.
The beam splitter
3.
The automatic gain control
4.
The frequency generator
10-13.
What is the aspect ratio of
a motion-video frame?
1. 2:1
2. 2:3
3. 3:4
4. 3:5
10-14.
What term describes unwanted
sounds or electrical interference
in an audio or video signal?
1.
Dropout
2.
Capstan
3.
Dub
4.
Noise
10-15.
What term depicts the smallest
single picture element from which
an image is constructed?
1.
Frame
2.
Field
3.
Pixel
4.
Composite
10-16.
In a composite video signal,
what does "Y" represent?
1.
Yellow
2.
Luminance
3.
Color
4.
Sound
10-17.
What is/are the main cause(s)
of dropout?
1.
Poor microphone connection
2.
Dirty heads
3.
Imperfections in the tape
4.
Both 2 and 3 above
10-18.
What component in a video camera
serves the same purpose as film
in a motion-picture camera?
1.
The cathode-ray tube
2.
The charged-coupled
imaging device
3.
The beam splitter
4.
The character generator
10-19.
One complete television image is
composed of what number of fields?
1.
One
2.
Two
3.
Three
4.
Four
10-20.
A complete charge-forming-and-
scanning process within a
motion-video camera occurs what
number of times per second?
1. 10
2.
20
3. 30
4. 60
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