WBCS.LIVE practice question

To eliminate the glare of headlight in motorcars

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Polaroid’s are used.
  2. Filters are used.
  3. Glass prism are used.
  4. Thin films are used.

Correct answer and explanation

Correct answer: Polaroid’s are used.