PUMPA - SMART LEARNING

எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

Book Free Demo
1. Power of a lens is \(–4D\), then its focal length is
2. In a myopic eye, the image of the object is formed
3The eye defect ‘presbyopia’ can be corrected by
4. Which of the following lens would you prefer to use while reading small letters found in a dictionary?
5. If VB, VB, VR be the velocity of blue, green and red light respectively in a glass prism, then which of the following statement gives the correct relation?