Multiple choice

The object is always placed on which side of the lens?

  1. Right

  2. Left

  3. As per our choice

  4. None of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In ray optics conventions, the object is always placed to the left of the lens by standard convention. This allows consistent sign conventions for image formation calculations. The direction is arbitrary as long as consistency is maintained, but 'left' is the traditional convention used in most textbooks.

Keep practicing — related questions