Visual Detectability MCQ

Test your knowledge with important Visual Detectability MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Visual Detectability MCQs at Bissoy

• If my aircraft has luminance of 10 unit and is designed to operate in background which has luminance of 8 unit then, what will be the approximate value of contrast?
  ক

  0.25 unit

  খ

  1.25

  গ

  5.25unit

  ঘ

  5.26
• An observer is observing in an aircraft from distance of 2400 feet. If size of the aircraft can be given as 24000 feet then, what will be the simplified value of visual angle in minutes of arc? Consider all simplified environment and ideal conditions.
  ক

  34380

  খ

  3438

  গ

  343

  ঘ

  34
• Higher contrast between different parts of aircraft will _____________
  ক

  increase detectability

  খ

  decrease

  গ

  increases twice times always

  ঘ

  always decreases by two units
• A. Typical aircraft will have lighter colors at lower surface. R. The background lookup angle is sky. and are true and is the correct reason for b) Both and are true but is not the correct reason for c) Both and are false d) is false but is true
  ক

  Both and are true and is the correct reason for

  খ

  A

  গ

  A

  ঘ

  A
• Camouflage patterns for sky background will include ______________
  ক

  dirty blue-grey

  খ

  clean red

  গ

  clean pink

  ঘ

  dirty red always
• For ground background, camouflage paint scheme consists ______________
  ক

  mottled grey green

  খ

  mottled white

  গ

  black and red

  ঘ

  yellow and red only
• In order to reduce background contrast, we can provide ____________
  ক

  camouflage pattern

  খ

  red color pattern only

  গ

  always use black color

  ঘ

  always use red and black pattern
• Visual detection is one of the important parameters for an aircraft.
  ক

  True

  খ

  False
• Visual detection is based on?
  ক

  A/C size, color, etc

  খ

  Only size

  গ

  Only weight

  ঘ

  Only color