Physics · Optics and Human Eye
The iris-stop mechanism of the human eye adapts to changes in ambient light intensity ________.
- 1automatically✓
- 2by centring manually
- 3by shifting exposure intervals
- 4by continuous focusing adjustment
Correct answer
automatically
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Preparing for Physics?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Want more practice questions on Optics and Human Eye?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Physics · Optics and Human Eye