LESSON TWO
PRACTICE EXERCISE
ANSWER KEY AND FEEDBACK
Item
Correct Answer and Feedback
1.
A. Aline the night sight with the optical sight.
The purpose of the boresight alinement is to aline the
night sight with the optical sight. (Page 43, Para 1)
2.
The assembly which contains the scan
mirror
is
the
mechanical scanner. (Page 29, Para. 1)
3.
C. LEDs.
The light that is applied to the back of the scan mirror
comes from the LEDs. (Page 17, Para. 2)
4.
D. Optical imager.
The IR energy from the scan mirror is focused on to the
detector array by the optical imager. (Page 19, Para. 3)
5.
A. 4
There are four lenses contained in the visual collimator.
(Page 37, Para. 1)
6.
A. Rate servo.
The scan loop is a rate servo loop.
(Page 31, Para. 1)
7.
A. Scan mirror velocity.
The scan mirror velocity positions
the
gimbal
in
the
interlace loop. (Page 32, Para 1)
8.
C. Missile guidance set.
The output signals from the postamplifiers are sent to the
missile guidance set. (Page 45, Para 1)
48
MM4812
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