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  9. Q93

UKPSC PCS 2010 · Question 93 of 138

Which primary colours produce different shades on TV screen ?

Science

  1. ARed, Green and BlueCorrect
  2. BRed, Yellow and Green
  3. COrange, Green and Purple
  4. DRed, Yellow, Green and Black

Answer: A. Red, Green and Blue

Explanation

TV screens produce shades from red, green and blue primaries.

Source: UKPSC Lower PCS Prelims 2010 (Combined Lower Subordinate Services Exam), held 2011

← Q92View full paper (138 questions)Q94 →

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