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Uttarakhand Board Class 10 The Human Eye and the Colourful World — practice questions — page 2

Explore 31 free The Human Eye and the Colourful World questions in Uttarakhand Board Class 10 Physics. Open each question or exercise to read its content, reference answers and available explanation.

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The Human Eye and the Colourful World questions and exercises with answers

Showing questions 31–31 of 31.

The focal length of the eye lens increases when eye musclesRead the answer and worked solution →

Worked practice questions

The focal length of the eye lens increases when eye muscles

  1. are relaxed and lens becomes thinner
  2. contract and lens becomes thicker
  3. are relaxed and lens becomes thicker
  4. contract and lens becomes thinner
Show answer and solution

Correct answer: A. are relaxed and lens becomes thinner

This Human Eye and Colourful World item tests a core Physics concept. Correct answer: are relaxed and lens becomes thinner. _Source: syllabus Exemplar Science Class 10_

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